(a) Prove that the change in rotational inertia I with temperature of a solid object is given by ∆I = 2∝I ∆T. (b) A thinuniform brass rod, spinning freely at 230 rev/s about an axis perpendicular to it at its temperature increases by 170 C̒̒º. Calculate the change in angular velocity.
Shane Macguire , 9 Years ago
Grade upto college level