Two blocks of 7 kg and 5 kg are connected by a heavy rope of mass 4 kg. An upward force of 200N is applied as shown in the diagram. The tension at the top of heavy rope at point P is:
`(g = 10 m//s^(2))`

Two blocks of mass 8 kg and 5 kg are connected by a heavy rope of mass 3 kg. An upward force of 180 N is applied as shown in the figure. The tension in the string at point P will be:

Two blocks of mass 8 kg and 5 kg are connected by a heavy rope of mass 3 kg. An upward force of 180 N is applied as shown in the figure. The tension in the string at point P will be:

Two blocks shown in figure are connected by a heavy uniform rope of mass 4 kg . An upward force of 200 N is applied as shown (a) What is the acceleration of the system . (b)What is the tension at the top of the rope ? ( c) What is the tension at the mid- point of the rop (Take g = 9.8 m//s^(2))

Two blocks shown in figure are connected by a heavy uniform rope of mass 4 kg . An upward force of 200 N is applied as shown (a) What is the acceleration of the system . (b)What is the tension at the rop of the rop ? ( c) What is the tension at the mid- point of the rop (Take g = 9.8 m//s^(2))

A rope of mass 5 kg is hanging between two supports as shown. The tension at the lowest point of the rope is close to (take g = 10 m//s^(2) )

Two blocks of masses 5 kg and 10 kg are connected by a massless spring as shown in the diagram. A force of 100 N acts on 10kg mass as shown. At a certain instant the acceleration of 5 kg mass is 12 m//s^(2) find the force in the spring and acceleration of 10 kg mass.

Two blocks of masses 10kg and' 20kg are conne-cted by a massless spring and are placed on a smooth horizontal surface. A force of 200N is applied on 20 kg mass as shown in the diagram. At the instant, the acceleration of 10kg mass is 12ms^(-2) , the acceleration of 20kg mass is,

Two blocks of masses 10 kg and 20 kg are connected by a massless spring and are placed on a smooth horizontal surface. A force of 200 N is applied on 20 kg mass as shown in the diagram. At the instant, the acceleration of 10 kg mass is 12ms^(-2) , the acceleration of 20 kg mass is: