Question

A bird dismounts on a streched telegraph wire. The additional tension produced in wire is.
a. zero
b. greater than the weight of the bird
c.less than the weight of the bird.
d.equal to the weight of the bird.

Answer 1

option d is the cirrect answer

Answer 2

correct ans is b b'coz when a bird dismounts it exerts some extra force while it jumps or flies off