Q. Four solid spheres each of diameter cm and mass 0.5 kg
are placed with their centres at the comers of a square of side
4 cm. The moment of inertia of the system about the diagonal
of the square is , then N is. Physics Question Image

 3610  217 IIT JEEIIT JEE 2011System of Particles and Rotational Motion Report Error

Solution:


m= 0.5 kg




Substituting the values, we get

Answer is 9.

Solution Image