Chapter : Circular Motion & Rotational Dynamics
Formulae For The Moment of Inertia of Regular Bodies
SPECIAL POINT | |||
(a) | Moment of inertia of square plate | I1 = I3 = I4 = ![]() ![]() | ![]() |
(b) | Momentum of inertia of cube | I1 = ![]() I2 = ![]() | ![]() |
(c) | In a triangle, M.I. will be maximum relative to smallest side | If AC > BC > AB, IAC > IBC > IAB | ![]() |
(d) | In triangle , M.I. will be maximum relative to that perpendicular axis which passes through least angle. | If θ1 < θ2 < θ3, I1 > I2 > I3 | ![]() |
(e) | Greater the mass away from axis of rotation, more will be MI |
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