Question

Four spring balances are provided to find the minimum force required to just move a rectangular wooden block lying on a wooden surface. Range and least count of four spring balances are given below. Which of the following spring balances will you select ?
(a) Range 0 - 100 g wt and least count of 10 g wt
(b) Range 0 -10 g wt and least count of 1 g wt
(c) Range 0 -10 g wt and least count of 2 g wt
(d) Range 0 -100 g wt and least count of 1 g wt

CBSE Class IX Science VSA (1 Mark)

Answer 1

(d) Range 0 —10 gwt and least count of 1 gwt.