8. Two blocks of masses 5 kg and 2 kg are connected
by a massless string as shown in figure. A vertical
force F is applied on the 5kg block. Find the value of
F if tension in the string is 40 N, (g = 10 m/s).
by a massless string as shown in figure. A vertical
force F is applied on the 5kg block. Find the value of
F if tension in the string is 40 N, (g = 10 m/s).