In a vernier callipers having 10 vsd , the least count is 0.1 mm . When the jaws are closed, zero of vernier lies to the left of zero of main and 7 th vsd coincides with a main scale division. When a

Question

In a vernier callipers having 10 vsd , the least count is 0.1 mm . When the jaws are closed, zero of vernier lies to the left of zero of main and $7^{th}$ vsd coincides with a main scale division. When a cylinder is placed between the jaws the main scale reading was 7.7 cm and vernier scale read 8 divisions. What is the diameter of the cylinder?

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Answer:

A

Solution:

zero error = –0.3 mm

d = 77 + 0.8 – (–0.3) = 78.1 mm

TestHub · Accepted Answer

zero error = –0.3 mm d = 77 + 0.8 – (–0.3) = 78.1 mm

Physics - Error Question with Solution | TestHub

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