Question

A micrometer has 150 equal divisions on the circular scale, and on one full rotation of
circular scale main scale advances by 0.02 cm on the main scale. The least count of the
micrometer (in cm) is
O 4 x 10-5
O 6.21 x 10-3
O 1.33 x 10-4
O 1.21 x 10-2​

Answer 1

Answer:

A micrometer has 150 equal divisions on the circular scale, and on one full rotation of

circular scale main scale advances by 0.02 cm on the main scale. The least count of the

micrometer (in cm) is

O 4 x 10-5

O 6.21 x 10-3

O 1.33 x 10-4

O 1.21 x 10-2