The moment of inertia of a circular area of diameter 'd' about its diameter axis isAπd2/64\pi d^2/64πd2/64Bπd3/36\pi d^3/36πd3/36Cπd4/64\pi d^4/64πd4/64Dπd2/36\pi d^2/36πd2/36Answer: πd4/64\pi d^4/64πd4/64 Read Explanation: Read more in App