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The main scale of vernier callipers rea...

The main scale of vernier callipers reads in millmetre and its vernier is divided into 8 divisions, which coincide with 5 divisions of main scale . Then
If when two jaws of instrument touch with each other the `5 ^("th")` division of vernier scale coincide with `3^("rd")` division of main scale . Then error is

A

Positive zero error of magnitude 1.25 mm

B

Negative zero error of magnitude 1.25 mm

C

positive zero error of magnitude 0.125 mm

D

Negative zero error of magnitude 0.125 mm

Text Solution

Verified by Experts

The correct Answer is:
D
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