1.

Two spherometers A and B have the same pitch. A has 100 division on periphery of its circular disc and B has 200 division on periphery of its circular disc. ThenA. Both A and B have same least countB. L.C. of A is twice the L.C. of BC. L.C. of A is half the L.C. of BD. Nothing can be said

Answer» Correct Answer - (b)
As `L.C. = ("pitch")/("no. of divs. On C.S")`
and B has twice the number of division on A,
:. L.C. of A is twice the L.C. of B


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