Vernier calliper

CONTENT
-HISTORY OF VERNIER CALLIPER
-TYPES OF VERNIER CALLIPER
-ANALOG VERNIER CALLIPER
-DIAL VERNIER CALLIPER
-DIGITAL VERNIER CALLIPER
-CONSTRUCTION OF VERNIER CALLIPER
-LEAST COUNT OF VERNIER CALLIPER
-USE OF VERNIER CALLIPER
-HOW TO MEASURE
-HANDLING OF VERNIER CALLIPER
-ERROR IN VERNIER CALLIPER
-STORAGE OF VERNIER CALLIPER
-MANUFACTURER OF VERNIER CALLIPER

1. VERNIER CALIPER -HARSH K. PATEL NAVRACHANA UNIVERSITY

2. HISTORY Vernier calliper was invented in 1631 by French mathematician Pierre Vernier .

3. TYPE OF VERNIER CALLIPER 1.analog Vernier calliper 2.dial Vernier calliper 3.digital Vernier calliper

4. ANALOG VERNIER CALLIPER

5. DIAL VERNIER CALLIPER

6. DIGITAL VERNIER CALLIPER

7. CONSTRUCTION In Vernier Scale there are n number of division as per manufacturer. Vernier calliper is made up of the S.S. In digital Vernier calliper display window is made up of hard plastic.

8. LEAST COUNT L.C .= L.C.= = 0.05mm  

9. USE

10. HOW TO MEASURE Dimension=main scale reading+(Vernier scale reading x least count) Example:- Dimension=5mm+(1 x 0.1)mm =5.1mm

11. HANDLING

12. ERROR Zero error: Vernier scale 0 and main scale met each other Positive error: Vernier scale 0 is after main scale Correct reading=actual reading -error Negative error: Vernier scale 0 is before main scale Correct reading=actual reading +error

13. STORAGE

14. MANUFACTURER Manufacturer Length Type Price( rupess ) Aerospace 150mm Analog 550 Mitutoyo 150mm Analog 3800 Aerospace 150mm Digital 2000 Mitutoyo 150mm Digital 8900 Aerospace 150mm Dial 1500 Mitutoyo 150mm Dial 4800

15. THANK YOU