Question

Five masses 2 kg, 5 kg, 6 kg, 3 kg and
40 kg are placed at the corners A, B, C, D and the centre 0 of
a square frame of side 0.4 m. It is to be rotated about an axle
passing through the centre 0 and perpendicular to the
frame. Calculate the torque required to produce an angular
acceleration of pi/9 rad/s^2

Please "EXPLAIN" how we get the answer. kindly dont ask me to refer sites. Give me a written explanation if you can pls pls.​

Answer 1

Explanation:

diagonal a/√2 hota h...

I = moment of inertia= m(r)square

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