Question

When a certain weight is suspended to a long
uniform wire its length increases by one cm. If
the same weight is suspended to another wire of
the same material and length but having a
diameter half of the first one, the increase in its
length will be
(a) 0.5 cm (b) 2 cm
(c) 4 cm (d) 8 cm

Answer 1

Answer:

answer (c)

Explanation:

the above is your explanation