A Flywhell of radius \( 20 m \) is speed of about it axis with angular is applind 10 rad \( 8^{-1} \) AFore of \( N \) reduced it speed to speeds to Homent of In tia of whel
1) Momert of In tia
ii) Angular monentum, 55 ath \( f \) applind iv) Initial rotational kiretic energy of whel