If the origin of co-ordinate system lies at the centre of mass. The sum of the moments of the masses of the system about the centre of mass is …………………
A. May be greater than zero
B. May be less than zero
C. May be equal to zero
D. Always zero
Answer:D
If the origin of co-ordinate system lies at the centre of mass. The sum of the moments of the masses of the system about the centre of mass is …………………
A. May be greater than zero B. May be less than zero C. May be equal to zero D. Always zero