Question

A thin wire of length l and mass M is bent in the form of a semicircle. The moment of inertia about an axis perpendicular to its plane and passing through the end of the wire is
(1) ml²/2
(2) 2ml²
(3)ml²/π²
(4)2ml²/π²​

Answer 1

Answer:

Here

M.O.I. = ml²/π²

Explanation:

hope it helps you

Answer 2

View the attachment for ans