Question

a vernier scale has 10 division. it slides over a main scale, whose pitch 1.0 mm. if the of division on the left hand of zero of the vernier scale on the main scale is 56 and the 8th vernier scale division coi cides with the main scale, calculate the length in centimeters.

Answer 1

Answer:56.8mm

Explanation:u didn't provide what is the reading of vernier scale which coincides with main scale when the jaws touch each other (to calculate zero error) so I assumed there is no error so reading=main scale reading+ vernier scale reading× least count=56+8×0.1=56.8mm