Question

What is the least count of a screw? Write its relationship with pitch of a screw.

Answer 1

Answer:

this is the answer of this question

Answer 2

Answer:

The least count is the smallest unit of measurement which an instrument can take accurately.

The least count of screw guage can be determined by the following way.

Pitch /total no of divisions on circular scale

Therefore 1/100

0.01mm

We can convert it into cm as,

0.001cm

Because 1cm=10mm