Physics And Measurement Question 281

Question: The pitch of the screw gauge is 0.5 mm. Its circular scale contains 50 divisions. The least count of the screw gauge is

Options:

A) 0.001mm

B) 0.01mm

C) 0.02mm

D) 0.025mm

Show Answer

Answer:

Correct Answer: B

Solution:

[b] Least count $ \frac{0.5}{50}=0.01mm $



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