Question

A student has used a Vernier caliper with LC 0.01cm, to measure the length of his
pencil. He found that the main scale showed a reading of 8.3 cm and Vernier scale
coincides with 5th position to the main scale. Give the correct measurement of the
length of the pencil neglecting zero error.
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Answer 1

Answer:

Explanation:

Main scale reading = 8.3 cm  

coincides on = 5th position  

Now,

Correct measurement = 8.3 + 5/100 = 8.3 + 0.05 = 8.35 cm

Answer 2

Explanation:

correct measurement = 8.35cm