NCERT Exercise 6.17 - System of Particles and Rotational Motion
Question: Oxygen molecule has I=1.94 x 10^-46 kg m², mass 5.30 x 10^-26 kg, translational speed 500 m/s; rotational KE is 2/3 translational KE. Find angular velocity.
Answer: Average angular velocity = **about 2.1 x 10^11 rad s^-1**.
Full step-by-step NCERT solution with diagrams on Something by Zero.