Question

The last count of a pair of Vemier callipers is 0.01 om and its zero error is -0.03 cm. While measuring the
length of a cod, the main scale reading is 39 cm and 3rd division of the Vernier is in line with a marking on the
main scale. Calculate the length of the rod.
Ans 396 cm
the pitch of wewe 5 mm and the head scale is divided into 100 parts. What is the least count of the rod​

Answer 1

Answer:

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