If the temperature of a uniform rod is slightly increased by ∆t, its moment of inertia I about a perpendicular bisector increases by

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KollegeApply · Accepted Answer

2αI∆t The change in moment of inertia of uniform rod with change in temperature is given by, I′ =I (1+2∝Δt) Here, I = initial moment of inertia I' = new moment of inertia due to change in temperature ∝= expansion coefficient Δt = change in temperature So, I′ - I = 2αIΔt

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