Question

Diameter of a wire is measured with
micrometer of least count 0.01 mm.
Reading of main scale is 0 mm and reading
of circular scale are 48 divisions then
diameter of a wire is ​

Answer 1

Answer:

2.00mm

Explanation:

Since least count is 0.01 mm therefore, diameter must be expressed in multiples of 0.01 therefore, 2.00 mm is 200 times 0.01mm therefore

Answer 2

Answer:

Diameter of wire is =0+48×0.01=0.48mm=0.048 cm