A system of three particles having masses kg and kg respectively is connected by two light springs. The acceleration of the three particles at any instant are and 0.5 respectively directed as shown in the figure. The net external force acting on the system in N is
A system of three particles having masses kg and kg respectively is connected by two light springs. The acceleration of the three particles at any instant are and 0.5 respectively directed as shown in the figure. The net external force acting on the system in N is