hibbeler dynamics chap 14

dynamics chap 14

1. eL À woman having mass of 70 kg stands in an

levator whch bata downward ctra of me shames | mob re
suring from ret Determine the work done Py her

‘ih ond the wo ofthe normal oros wh Ihe Mor de e
‘Sra on her when the elevator des 6m, Explain

‘iy the work of therefore ren sangra ai

nc Am
tm aa rs gai Ane

mo RBs

142. The Gar having a mass of 2 ME is oignally
traveling a 2 m/e Determine the distance must be
towed by à force = SEN in order to ain a speed of
Sj Neglect ction and the mass ofthe heslo

2. 163. The 20 crate is subjected to force having à
constant direction and a maghitde F = 100 N, whee
Se mensured in meter. When 3 = 15m, the crate 1
‘moving 0 ie High wid à speed of 8 m. Determine is.
Speed when 5 = 25 m. The eoefie of kite fio
even the erate and the grounds yx = 0.25.

gun of Mn: Sch rt es. cie fos ds
‘pei ponte o ad conocia Ey NOS
AS

ww

Enns 4 (AB) eas? 2088 020)

we(-Beva)s

Prince of Work and Enr Teer compren ce F
whch ie re af pement dh ste

ons ar

‘44, ‘The ai spring” Ais used 1 protect he support
simctie Band prevent damage to he couveyor bel
tensioning weight © in the event of a belt fale D.
“The force developed by the spring as à fonction of is
detection is shown by De grap tthe weight is 50 1b
and is suspended a height d = 1.5 fe above de top of he
Spin. deiermin te maximum deformation oF the spring
Sie even the conveyor belt file Negoc the mass OF
‘he pulley and belt

n+pu

ox[ausen-['sm ea] 0

165. The smooth plug has a weigh of 20 Ib and is
posta agent a sens of Belleville spring washes o
{har the compreson in the sping is 2 = 0.05 fe the
force of Be spring on the plas le F = 0) Ib here
À given in fot, determine the speed ofthe plug afer
‘moves aay from the pen. Neglect fren

n+pu

04 Catan

(¿Jam

3. 146. When a 7g prjcile is fred fom a cannon FO
Park that has a eng a 2m, the explosive ore exerted

con the projectile, while fi in the Rael, vanes im the 3)
(manner shown. Determine the approximate muzle velo:

iy of the projectile at the instan ft leaves the barr,
[Neglect the effects of fiction inside the Dame and assume 10

the Dame oran Z

LA
Toe ct ds mod ae an fingen: 1/1

‘Gove Terre po D mr Su eee 7 T

nn

T+Euaer

oro Loven? >

A me 212 ka an) Ans

147. Design considerations fo the bumper B on the
‘Mg taa car equ se ofa nonlinear spring having he
load delecvon characteristics own in the graph, Select
the proper value off so tat the maximum deletion
‘ofthe spring limited o 0.2 m when the cr, raven
da 4 m ses the rigid stop. Neglect the mass oF De
ar whee

Forme [ana some

+

200102

‘The crate which has a mas ol 100 kg i sub
jected othe ation of th eo foren. I originally
‘st determine tne distance sles in ande alain
‘peed of 6m. The coulent of inte Faction been
the ente and the rare Is js = 02.

ution of Mate: Son eee ie, Bon fre de
ot eine e rae cn co Pr
ee

MER omas w10(2) «xr - onen

wenn

‘inp of Mark and Burs: Te ern compas fe
‘oan IN en tn af apes ap
D rs en AMO MON TAE

En owt ecg cf beat ats ce 0+ Maure + 100($) a = Lame

Be wen

iy mene =O o,

4. 14. When the diver apis heras of track
tenen 40k she mba sopping How ar
sa the track Am aeg 89 A/A Ven Ihe
Braker ne spies?

1410. The 05.4 bal of nope ae fire up the
Vertical cular track wing the spring plunger” The
longer keeps the spring compressed 008 m when = 0
Determine how far must be pled bck an seated
o thatthe ball will begin lo leave the tack when
Par

mame: mr) ES ha

Fast

or {Cts 000-006") 0302013013007) toa

5. té. The force F, sting in a constant direction on
the 2k block, has à magaitado which varie with be
postion the bock. Determine how frie Bork hes
Bore is velocity becomes S m/s When 3 =O the Bock
ls moving the right at 2 o/s The eoeiet of kin
‘ction between the Bock and sure es = 08.

mo meo jane wom

mean?
Lin

[neo anzu - ef ea «lone?
| mess sats ay oa

“1412, The orce.actigin conan retin onthe
bg block has a magnitude which varies with positon
ol the block Determine the speed ofthe oc alter
Sines 3 me Wien = the Back moving othe ight
MZ m/s The oneficient of kinetic ton between he
lock and surface la = 03,

„aan

Bere 62

rs

Lona? ff} nt aos af} 924 joo

6. LA. As indicate by the derivation. the principle of
work and energy 5 valid for observen any era
reference tame, Show that thi lo, y comiderin the
Ok Block which osa on the smocthsueace and i
subjected 1 2 horizontal force of 6 N I observer Aisin
2 fired frame x determine the nal sped ofthe Bek if
dis an ina speed of 5 m/s and easels 10 m. both
(drei othe ght and measured fom the xed frame.
Compare theres with hat obtained by an observer B,
tached to he Y acs and moving at a constant veloc
fm relate to A Hna The distan the Dock ves
il Gt ave tobe computed for obsener 8 before
“ppv the principle of work and ner.

Loose Lam

ie i ctr

kl j

un

eS

7. MAA, Determine the velocity of the 20% block A
ert secos from vet and mores? m down te
plane Block B ba mae of 1g und he cent of
ine ión betwen the plane and Wick Alpe = 02
‘Aba at te enden nthe cord?

Nana moro

an
29098)
Beit N
” " TE py
noo co -oroenmionaner- Lam? Loo? LA ÓN
veronica 7 iM
m hovsanay
ras Faune
56 aaa ggg 7 a Semi - -
eras jocs er EE ASE
141. lock A has a weight of GO and bock 3 has à
Wei of 10 1 Determine the spect of Bock À after t
Moves 3 1 down the pane sang rom ret Nele
(con andthe mas the cord and ply
pee
: P A
Rem en

+ cajon an

8. "13-16, The smooth plug has a weight of 20 1 and is
pushed spans series of Belle prng waters o tht
{he compression inthe spring à 5 = 0.05 fe I the Force
ofthe spring on the plug is F = (00s!) I, wher rs
ven in fet determine the speed of the plug jus ari
ves away from the spring. ke. at # = O

Price of Work and Eme: The ping oc wih cn a
ac o o we
len or dope Sic e Back may mse =O.
Eure

+Euoer

ve "minor an}

an Am

14-17. The collar has a mass of 20 Kg and ess on the
Smooth rod. Two Springs are atached toi ad the ends
of the rod as shown. Each spring has an uncompressed
Teng of I'm. Ith coll displced 3 = 03 m and
released fiom rest. determine fis velocity athe rat
esas to the points

ore,

9. MAL Determine he igh 41 to ofthe inci
Dio wc te 20 recut evens
noted wh peed jo suit ar 1 rund
‘he top ofthe loop al E ica ering te sce

faust caratar at Cpe = me me

uo of Het
da

Ha, ire at A D

ween nf) esa

io Wir mt nr ¿ad
pt dl trio
BEE
mega

Joao aman

omas,

ero ca ar 85 E
pra

1-El
ase) on =

LA. ‘The 24g Hock à subjected 0 a force having a
constant Secon anda magnitude F = (001 + DIN.
‘whore in metre Wen 1 4m, the Doc moving 10
the lt wih a peed of $m/ Determine hs peed when
{P= 12m. The cent of Kinet rion benween Ihe
‘hock andthe pro = O25.

“tee mean +!

Reman

ry

omen sane

Joven ose an] ae]

10. 1490, The motion ofa truck i arte ing bed of
loose stones AB and a set of cash bar BC. If
Experiments show thatthe stones provide «ling
Fesitance of 160 Ib per wheat and the rach barrels
Provide a resistance a sown In the graph determine the
stance «th 450.1 tack penetrates Ihe bara the
track coasting at 60 1/8 when approaches A. Take
$ SON and eglct the sz of the tack,

1421. The rc cushion fra hay bare consis
ar nat of banc led with an impacting
tat he bc sopping oe med ven
Bee pensation o the bare, Determine the
Se cr having à weight o 00 1b wl pence
: tial rancio a 5/5 when

®

E

Bor - um [a rae

ios
Tne

Loa ames Le
th

Ana me

11. 1422. The woblocks A and B ave weights W = 601
And Wa 10 ie Kinet esc! of etn
Beinen the fine and Dick Aq = 02, determino
the sd ofA a moves 3 dove plane ring
tom rst Neget the mess ol he cord ad pale

inet Tp eA cere wig tn
een amet
Mataro a ón

9.0

eon Hen: MaDe
ee ee

a rd re ¿y ee
e
es asa
nn an
a nd jr wg nt rm
md sante

or For) mu
ee

nett

12. MZA, Packages having a weight of 50 1 are delivered
fo the chite at tq fs ung à conveyor tok
Determine tir sui when they eich pois Cand
D: A alt he normal fre ofthe cute on the
Package at Band: Nele eon and these athe
pee,

sre

Pate ome al

..

¡o (Ea

13. 1424, The tel ingot hs a mass of 1800 Lives |
tg thceoweyorataspesde = OSa/swhenitcotiges |
See "net" spring assembly. Determine the
"hazimum defccon in each spring needed 10 sap tbe
Moon ofthe ingot Take Ka = SI ku = SEN

228-2004 = a 14 +00) =
2 someon 0

1425, The sel ingot has a muss of 1800 bg I travels
Along the conveyor at a speed = OS m/s when it collges
vv the “nested” spring assembly. the sites ot he
Due sein ls ky SOY, deermine the required
lies of te ner spring so thatthe motion of the
ingot stopped atthe moment the font, C, ofthe got
03m fom the wall

"= Jémats an - Janina =

1626. Block À bas a weight 60 and bock has a
weight of 1D lo Determine the distance À must descend,
om ret before it obtains a speed of 1/s An what ls
the tension in the cord supporting block A? Neglect the
tras ofthe ord and pally

ana &
Fate oe
Betta eh

14. 1427. The 2510 block has an inital speed of ty =
10 fx when Ae de midway Between springs A and B.
Aer srlang spring B, i rebounds and sides across
the horizontal plane toward spring A, et. If the coe
‘eat of kine friction between the plane and ie lock
deu = 04 determine the tou distance traveled by de
Dick before comes 0 rest

Price of Mork en Berg He, the to foe F 10
ua) TOUR Soc de cin fc aps poe
en, neue work, When de oc are ig ad
Sipe meray te ving ec tone wo sie es
ee cn dut Oc, A Es,

RAE

nee oh mms =0
Hes neil

anon “Tasers tre oe wa ues Ton een

Te an os dsp el ci Geo oh oise am
ge PA IA

1428. The 210 brick slides down a smog sof, such
at when ii at A Las a loco of 31. ermine
‘he speed of the block jst before I leaves the surface a
13. the distance from the wall 1 where i sees the
round and te speed at which this de ground.

{Gene

“(y

wen ronsweger m

teurs 200 a
Soin ore pose tt.

sana({Josonnen Am

15. ofthe ack a
OFS UE a he ofthe

Principe of Wok and Bary. ie ng po ray
GE HO ml opp =)

1630. The caaputng mec
10% ser tothe igh along the snoth track The

‘tin side fit was orginally e rs Neglect
the mass the pulley, aba piston, and od BC.

16. SL. The colar has a muss of 20g and sis log the
mb od. Two springs ae tached to andthe endet
{eros shows, each pro as an comprend enh
of Tm andthe ella asa peed of? m/s when sm
deermine the maximum compression ofeach rng dueto
(be ck and (cating) motion ole ola,

so

‘432. Tue gel travels to pin A, pedaling unt
reaches aspeed 03 = Bayi He hen const echy up the
ares surface. Determine the normal free he exer on
the surta when he reaches poor. The total mass of
the bike and man is 75 kg Neglect fiction the mass of
the wheels and the size af the Bey.

¿do

Bere

e Be

nr ae On
À

u £

au amas m men = 56

mem a

17. 1433, ‘The ois travels to point A, pedaling ui he
teaches a speed ty = ra He then coats ely up
the eurved surface Determine how high he reach up
the surface Before he comes toa slop. Alo, what are
the resultat normal force on the surface at

And hs acceleration? The ota muss of
man is 75 kg Neglect ton, the mass ofthe wheels
and the sis ofthe bie,

done nos 0

ERE ome

AA sen = ton

perry as a

css oe

just. The 30 box A is leased fo ro and ie,
“oan he pot mp ad o ri te
er ehe rio ee ear
cacon of Kne ton betwen the cart und

impo ak ry einen ai da
scr e
as sete a
a de

Eur
oo Faso

18. 1435. The man at te window A wishes 10 throw the
30 kg sack onthe ground Todo this he allows I 0 sng
irom reat at B to point C, when he releases the cord
at = 30”. Determie the speed at which e ses he
‘round and the distance À

nrBlucate r

431106 = Lome,

aig fe it

O

ED ne = HAS 498102008) 14359 me

to = TT = 17 má oe

19. 11436. A2tbbck ess onthe smcoth seminal
Surf. An lai cor having ff 2 D/A
Attached to the Dock at B and lo the base ofthe
mine a point Cf the Bock rece rm eat
AGE = 0) determine unctethed enh of he cord
0 eo begin ave te somindr at he stank
(4 Meet the ee of the Block

item e ,
sad x
eefagnis /

1437. Te spring bumpers used to amet th motion
ofthe 4 block, whichis siding toward at = SV

Seas gi cons by the pte Pa | ©
re ere ae a
sao ño

Minen st the spring ik = SONO, determine the
equred unstreiched length of the spring so thatthe ¿Edy
plate I not diplaced more than 02 ft after the block

lies into de Neplect ficos, the mass ofthe plate | amıne = Pau 0109023099235
nd spring. and the energy loss between the plate and

bck durag the collision

20. Cylinder À has a muss of 3 kg and cylinder B
has a mass of 8 kg, Determine the speed of À afer it
moves und 2 m starting from rest Nepec he mass
ofthe cord and pulleys.

En+zu,

En

oanneaoan are Lon ans

Alo, 022.09 case plo a ts, = 25 The
ad vom op md us weeny enon bc

x LT T

14-39. The collar has a muss of 20 Kg and is support
‘on the smooth ud. The attached spring ae undeormed
hen d = 05 m. Determine he speed of te colar ater
the applied force F = 100 N causes it tobe displaced so
thatd = 03 me When d = 03 m the coll e est

éEuser 6

P25. won

nero 03) + 1208-05) - Lasyas 03)"

21. Judo, Te este rt a ad uch o

thera ion and ar rsstance can be neglected,

‘eteine speed vo when he eases Bo id te
‘stance so bare he aes be round at ithe mates. care
the jump teeing bol a Neg the hers
‘Meee hart mas of ES

TT

fea pene not

44h, The diesel engine of a 400-Mg rl increases
the ua speed moray rom rest 0 1 m/s in 100s
ong» Baron tack Determine the average poner
dope

PA UE CLR

ne Am

22. 14-42. Determine he power input for a motor necessary
0 300 tbat constan rate oF HA. The efcency of
te maton ie 0.65

Power Te pone pa cn ined wi Es. 1640.

‘eve power cae an

El

at Ane

14-48, An lec restr has a weight of 15000 Ib
and acces along horizontal straight road fom rest
such hat Be power is always 100 bp, Determine how
Mach time tks to reach a speed of 40 fa.

4 (822) a «asin

"14-44, The jeep asa weight of 2500 Ib aod an engine
which transmis a power of 100 hp (o al the whet
“Assuming the wheels do nt slip on the ground, determine
the anle 8 ofthe lares acne the jp can Glib at à
constat spent v= 30 ns

tus) = 600060)

23. 1445, An automobile having a mass of 2 Mg travels
up a 7" slope at a constant speed of v= 100 km/h IF
‘mechanical ton and wind resistance are need,
deerme De pote deco bye engine ao
‘mobile has an efficiency €

uan of Maio: Th sc Emi ss iin he
‘cna ped e ep ma Sed et

anse

HER = mar 110

Ein a G:

Pay ZART = GALEGO Ga

gM hem pat ei ie

TS
TA

18.46. loaded rock weighs 16(10 I and accelerates
niformly on a level road rm 15 fs to 30 fs during
SS he ftom resistance to motion fe 35 I. deter
‘rine the maxima power tht most be delivered o te

posse (EN) a5

53500 no am

he

24. 14-47. An clecric svete ha a weight of 15000 lb
And acceerats along a Doron straight road fom rest
Sh that he power aways 100 hp. Determine how fa
mt wave to reich à sped of Die

14-48. The escaltor steps move with a constant speed
0106 ms. If he sep are 125 men high and 250 min la
length, determine the power of a motor needed to Hi an
average mass of 150 kg pr step. Tere ae 32 sep,

a te BO = 4708 À

An place a oe ag À

ons ($) onu

25. LU The 501 orte is given a sped of 10/8 in

= 4 staring rom rs. I the seceleratin constant, >
determine the power tha must be supplied 1 the motor pes En
When 1 = 25. To motor has an etfiincy € = 076 pr
Neglect the mass ore pale and cabe. CEE
m so

en

1 as

te mt sa
em:

a

mar

war: ce po ag cn en Been Pi
Sa pe = weh

26. 1451, To dramatize he los ofenery inn automobile,
ender cur harnga weight of 00 I hat saving

636 me ca mag to sop determine hon

ong» 1: th Ba mt Pur 1 expend the sun nak
amount o energy. m= 320 0)

poseo aia he = tows
78 Bi Tm,

Er
maman Am
“1482. The motor M is used to Rott the 500
levator upward with constant velocity ty = Save I

motor draws 60 KW of electrial power, determine
‘motors eficincy elect the mass ofthe pulleys
cable

PATENT El.
COCO = CT “ a >
nom
1453, The SODXg levator set om est and wanes
para wih a conan! aeceraon a = Zum
Determine the power output of the motor M when _
Pade. Neglect the mass of ne pulys and eae
E a

Prensa
race
wen num
n= man

27. 184. The crate has a mass of 150 kg and rest on à
Sure for which the confie of sate and Knee ic
tare de, = 0.3 apd au = 02, repels I the motor
30 supplies a cable force of F = (St + 20) N, where à
is im seconds, determine the power put developed by

“Motion: ya = 0.2 Mens Ss . .
PENAS, PEORES moe) ont
cri AS

[fom

1455. The elevator E and it freight have a total mass
of 406 ke Hoisung is provided by the motor M and the
80 block €. Ifthe motor has an eliciency of € > 0.6,
determine he power that mit be supplied 1 the motor.
‘when the elevator 6 Bolted upward à à constan Speed
oft = 40/5.

E)

er = ps

28. SC. The reihe o cine by
Do ne dnc Mi he ra o
ern Gy men can a peser eme
Tierra Bm seg on cme power
Sue wpe whe ae a ar te
epi tion lang te pa Te mr a
genen

cee)

PRET ToL.

as

1657, Te sors car has amas 0023 Mg and wie
Sein Am sh ver east at
Emi the dag resistance on the car du he wind, 2 vgs 03 «23000
de For SEIN. whee the veine mia | 77779 vo
termine he portes regie le Peo a
Pen hs a ronge ae = 088

ne cms = none

1488, The sport car has a mass of 23 Mg and
accolermes al Soy, string from rest IC the drag
Fassa on the ear due tothe wind is Fo = (102) Ne
where» the velocity in m/s determine the poner
Supplied tothe copie when = Sa The engine das a
rime oficio te = 068. a aa

Ftd) eus
rence

Paro etat + mama = or

29. 149), The oad hosted by the pulley stem and
moto Hf he motor exer constan! ort 301 08
{he cable, determine the power that mus be supplied 10
he motor (the load as bees hoisted = 10M starting

1460, The rocket sled has à mass of Me and travel
ftom fest along the horizontal wack for which the
‘occa! of Kinetic tone = 020. the engine
provides a constant thst 7 = 1S04N, determine the
power output ofthe engine a a fonction of time Nesist
(heft of fel mas and ir estan ae

The 0 corns roms at and
D ana ae of FS hoe or
FATE. semis he pone dope bye
acest ea en.

ent of Wark ad Bary 3. oi a ee,
Solace spr eee whew be wee cr ac
a
e nt 48-08 SE
ety 0. APRO E, 27, ero

Eta

oras uote

poner: Tepes ga tra on OD eg

Da er = STAN MO Ana

fom rest The motor has an een fe = 01 “THE = mgs An Sy

ODP nenn

An ae

cs

Eee

30. 1462. An athlete pushes gains an exercise machine
swith force at varies wih ime as shown in e Ks
gr. Also, the veloc of the alee’ arm acting in
{he ame diction a he force varies wih time ax shown
In the second graph, Determine the power apple as à
funtion of bine and the work dons in? = 03

wear sn

vn [ira

31. 1483, An athlete pushes agua an exercise machine
sth à force that vais with Ume as shown in he fst
[Bath Alto the velo of the alce arm acting inthe
Same direction a the ore vanes wih te as shown in
the second graph, Determine the maximum power
toveloped uring the O.-second tie perio

See solution to Prob. 14-68.

P= 1601-3337

æ
GE = 10- 10688 = 0

ass < 02

‘Tous maximum occur at = 02 6

3302 = 107 KW Ans

Bu

10.66

on OF

32. "1464, Solve Prob, 14-18 using te conservation of
energy equation.

HER ames mean

PS mr

Amann +masmon

1465, Solve Prob, 14-15 using the conservation of
energy equation.

sean ee A |

wann}

Jas mn-afs)or

1466. Solve Prob, 14-17 osing the conservation of

ox Lames + Les = jon +0

14467. Sole Prob. 16:31 ing the conservation of

33. GE. Solve Prob, 1.36 wing the conservation of
nergy equation,

EE

Rohe

ocaso» (ajos Jaja ooo] o202mo

hana Am

149. Sale Proh 1423 win the comenaton of

cu
neuen
opa.) = sols
E

y inem: o BEE) me

cet
jar. (2 Jane
unmeonn am som
Ne *

34. 1470, Two equahlengh spring are “neste” together
In order to form a sho absorber, tit designed 10
Fires motion of 24g mas that dropped = 05 m
‘ove te topo ha springs rom an atest postin, and T”

Ra

0202 oa «jua! « Sanaa?
‘Re marnan compras ol te spring e 02 m .
Melamin the ogee sten of te inne rin a,

ifthe outer spring hs a sites ky = MONI

ALT. The block has weight of LS Tb and sles along.
be moot ue AB Iris rm rst a À MA

has Serien of AG 0,10). Detrmine the speed se
tle side of af, wich bas coordinates of
50.1.0,

147, The gi as a mass of 40 kg and center of ass
‘Git she I sn o à maximum height defined by
32 6: determine te force developed along ach aie
{oar supporting posts such as AB atte instant 9 = D .
‘The swing is nal located between te poi. {

{

PR Louve fee

orme anmar-naano ren A dans

1473, The colar has a weht of 81 Ei i psbed

dwn so so compres the spring 2 (Land then lee

ftom vet (h =D), determine is speed when i T

Said Y = 45 The ping inc ach oc |
Ta eg ten

35. 1474 The collar as a weight of 8 I Lt cases
from ret at a Right of À = 2 rom the top ofthe
tncompresed speing, determine the spec othe cola
after IR and compresses the spring 03 Le

14.78. The 2g colar à attache to 4 sn as
cn uned length of 3m. Ht the colar dren 10
pale and rend ro et determine speed when

at Be: et ni pr
A mp Te

Er esis te
no vs

Comervatonof Enr +

LT The: colar ls released fom rest at A and
ral along ie smooth guide Determine the speed of
the olla Jus loe sites the stop a B The sping
has an unstretched length of 12 in.

1477, The Sb cola released fom rest at A and
travels along the smooth guide Determines speed when
ls center caches pola € and the normal fre exerts
on the rod al this paint. The spring has an unstreiched
Feng of 12 in. and point Ci located js before the end
ot the carved pote ofthe tod.

A

noo

Bro m»

il = wan «Jon

36. A. The 24 lock gen a ial vel of 208s
han tat A the sping has an aro Jengi of |
Xian à rss off = 100 / determine the vo
ofthe lok when = It

Petal ery: Deir A8 ber da
‘Hens 0 Tha, gn penita a pat 2

A2 e nt epee a 02-2
oil ann mp,
Comme an

Beeren
een oan am

ner inate Am

147, The rollercoaster car hat mass of $00 Ag, Mm ns

incloing ts pasara ands fom the topo hl nennt

Sian get tense Beceem > ui
of teil cet 0 hat the ca vl around Jemen 0 Jo mus Pa pp, [7

both inside tops without leaving the tack. Nes à =

{Seon em ofthe where hed of tear

‘What the normal reaction on tbe car when theca vat "IR "4 a = mail
Be
wein
aie
RS NS
=
wean show
so «ad E]
Lou

Mouse

sm nt set nn pro |

1400, The rolercouter car has à mas of 00 kg. I

including its passenger IT released fom es atthe
top ofthe bil A, determine he minimom hei :
il rest so that the car aves aroun bot sie loop

‘tout ening the rack Neplet icon the masrofthe, 0+ ©» Zane) an -20
becado sine othe car What she oem reaction
shear when he a Band whew tat CT Lay wimg spay = oth

CHE

37. 14-81, Taran has a as 100 kg and fom et ings
{fom he iby rp bag on fo tbe ee in ich
ISSO m measure om te upporin im À to center
‘ot masa Determine hi peed jt er te vin eles
‘he lome i at BA ith what force mate old
‘on tothe vine ja fe and Jr fer the in contact
Bear

0 Sane mo nues

tir. 920m

O E

nera, pode

1482, The spring has a ses £ = IDR and an
stretched length of 2 LH à atached o the Sb
Smooth collar andthe collar e relased trom rt at A,
terne the peed of the colar jur Deore ste he
fend ofthe rod at 8. Neglet the size of he cola Pama

Vel = TTT rn
at = OTOP TO ann
Irons

Jose Jain Jen”

38. 1483, us (or fn, 160 1501 engineering students A
And 8 intend fo jump ofthe bridge rom rest ang an
‘Slat cod (hunger cord) having stiles À = Si
“They wish o js each the surta ofthe iver when À
Anschedto he cord ets goof Bathe instant they touch
the water Determine the proper unstretched length of
the cord o do the stunt, an cause the maximum
aschration of student À and he maximum height he
‘aches above Ih water afer th rebound. From your
resul comment onthe feast) ol doing is stunt

neones
qm... i
ajeno" ==

“ni tpi nso ed wath me i

Rowen ew

Seow = none 00 a 4810)

ene > on

a

1.84 Tao eue pins hing a ses
Ku 00 Nm and kg 20 N are “nested” ogeiher
i ae to form Sock ot I a ZA Desk =

ppd rom an asen pont 08 m above the fp of
pis cine thc derma whe the Blok
‘nomena toe

Dr

eo

AS

ne]

i

39. 1485, The ride at an amusement park cons of a
gende which sited o à height of 120 feat 4. Is
lese from ret an falls along the parabolic tack,
Aetemine the speed al the instant = 200 Abo,
‘etc the mormalreacuon of the acts on the
engl a ths instant The gondola and passenger Rave
‘otal weight of 500 Tb Neglect te elect of fio and |
the mass of the wheels

gras eme

Pa ee

ane mener Bake ©

40. 1486. When the box rech point that pes
otra = 2 mis Determine the ange at hich it eves
‘he nach scar amp andthe dance 540 where
imo me et Nolet rion.

coms
4

ay,

nenas mer) 0 “ama
ue ee tee soon

ME

Jerome Jose m

Bananen me @

Sat E a ing

ED enmendar
ec

as mo

E) rem
oo on

41. 1487. The 2 box has a velocity of 5 As when it
begin 10 side down the smooth inchned surface at À
Datermine the point Cie, 9) where ses the lower
inci

= = 31480 43000

(seb +

(Some me mr ae

42. 1498. The 25 bor hu a ven of 5/8 when
eins o alde down the moat nin surface a A
Determine it pod jt before tng the surface at €
nd ie inet enel fom 419 C.The coordinates of
Dnt Carex 1746 Rand 78802 4

ocr ase co-48}

Rouen

oo (aus

a mms al

= Es

(E) semen

roma
CES

poo ajejenar

yt of ad ie

ram tei? en
gto epee

43. Aa. Te IGN nee sae red rom point
Wi an ina voi OÙ 10 vs ap the smoot
‘eines poe Deane tbe dance fom pot Co
‘Shere de rizo! surface at D Alo, what
ca wen ies te src

neuen

Laure fawn? 9.4009

) semen

ana
(ot) sawed

comen

apse some 20

Jaco

44. 1690. The all bas a weight of 15 and is fied o a
10d having nelle mane IW i released rom ret

Shen 00. doom the ange 8 st wien the
Spree fore inthe rod ecos sa

mecs

toon Skye nen fee

Lamas,
canne sed Hy
A | omite
ES eh

The 05: bal shot rom the spring devise
‘own. reses astas +10 and te foot
rés Cand plate P keep the spring compere 2
‘ie 0 lads o he plat The pit e pad back
item sl positon, so thats = Mr on
telas tom et, etrmine he spond othe bal men
else srfde ofthe mouth ci pane

Pot Bure Dam e o ne pin)
Fy, eta 2 215 ee tp
poi y 012) «0.25 e leo

ment) OS
Coan fre
ma
seen

en. toe 051 bl iso om pins devs
AE émis thes stn m à
a mimom dann =
PINS pn ater ig pated oca x
Par cos Cu ae Le
ns Tin when road one he.

pnt yt to ein
Banana Bas seamen nit mt
seme ilies ose à e te mt

rate rom nn) mane ra

Cameron Enr

45. 1493. Four inet cables Care atached toa plate P
and hold the Jong pring 025 in compression when

o weight I on the plate. Thee ls abo an undeformed

Spring ested within his compres spring Ifthe block,

ii wight of 102h\smovingdownvardate = 4s, A
when 2 R above the plate, determine the maior

Compresion in each spring after it iles the plat.

Negec the mass o he plate and sping and any energy

leat in the colin.

von = come

o in oa

| neem
A Baer Jam 0+ one Jura! caen
ko) gong PP men me 0
dre sam = ta rs m

En en mn

em pt me
D eee
Woe sme mateo

1434. The doublespring bumper i used 10 sop the
1500. steel billet inthe rling mil Determine the
maximum deflection ofthe plate À used by the Bet
‘Wit ske the plate with a speed of 8 f/x Neglect the
‘mas ofthe sping ole an the plates A and B. Take
= 5000 VE, a = AVR.

YSBarenectomeheend m

ae mes m

46. Jero, ema fe sar do tht

ational potential energy ofa body sfm oct
Lance tom te center al the cr à
= “Glam, Rec tht avion or o.

Between the earth and the body is F = GI,
[Eq 131. For the calculation, locate the dato a? +
‘Also, prove tat Fi a conservative fore,

UDG A rocket of mass 7s Ver om the
url ofthe earth ie at = n.Astuming thet ees
‘atest sit raves upward, determine the werk hi man
asin gravity reach a tance Te oe ep
BE = CM (Ea. 13-1) where Me maso a
ar and the distance been he rockerand he comas