A uniform wire has been bent in shape of a semi circle. The semicircle is suspended about
Channel: Doubtnut
Date: 17/02/2020

A uniform wire has been bent in shape of a semi circle. The semicircle is suspended about a horizontal axis passing through one of its ends, so that the semicircular wire can swing in vertical plane. Find the angle `alpha` that the diameter of the semicircle makes with vertical in equilibrium.