three blocks of masses 2kg 3kg and 5kg are attached to a spring,three particles of masses 3kg 4kg and 5kg are located,two blocks of masses 5kg and 10kg,two blocks of masses 6kg and 4kg,three blocks of masses 2kg 3kg and 5kg are placed side by side,three blocks of masses 5kg 3kg and 2kg are placed on a rough surface,three blocks of masses 2kg 3kg and 5kg are connected,two blocks of mass 5kg and 2kg,three blocks of masses 2kg 3kg and 5kg are connected by a spring,3kg muscle