Chapter 6 – Newton’s Laws of Motion
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A block of mass m is placed on a smooth wedge of inclination θ. The whole system is accelerated horizontally so that block does not slip on the wedge. The force exerted by the wedge on the block has a magnitude:
08
Sep
A block of mass m is placed on a smooth wedge of inclination θ. The whole system is accelerated horizontally so that block does not slip on the wedge. The force exerted by the wedge on the block has a magnitude: A man slides down a light rope whose breaking strength η times the weight [...]
All the surface are smooth and the strings ans pulleys are light. The force exerted by the 20 cm part of the rod on the 10 cm part is
08
Sep
All the surface are smooth and the strings ans pulleys are light. The force exerted by the 20 cm part of the rod on the 10 cm part is All the surface are smooth and the strings ans pulleys are light. The force exerted by the 20 cm part of the rod on the 10 [...]
Three block of masses m1,m2 and m3 kg are placed in contact with each other on a frictionless table. A force F is applied on the heaviest mass m1, the acceleration of m2 will be.
08
Sep
Three block of masses m1,m2 and m3 kg are placed in contact with each other on a frictionless table. A force F is applied on the heaviest mass m1, the acceleration of m2 will be. m2 and m3 kg are placed in contact with each other on a frictionless table. A force F is applied [...]
Blocks A and B have masses of 2 kg and 3 kg, respectively. The ground is smooth. P is an external force of 10 N. The force exerted by B on A is:
08
Sep
Blocks A and B have masses of 2 kg and 3 kg, respectively. The ground is smooth. P is an external force of 10 N. The force exerted by B on A is: Blocks A and B have masses of 2 kg and 3 kg respectively. The ground is smooth. P is an external force [...]
A man slides down a light rope whose breaking strength η times the weight (η 1). What should be his minimum acceleration so that the rope just breaks
08
Sep
A man slides down a light rope whose breaking strength η times the weight (η 1). What should be his minimum acceleration so that the rope just breaks A man slides down a light rope whose breaking strength η times the weight (η 1). What should be his minimum acceleration so that the rope just [...]
A block of mass M is pulled along horizontal frictionless surface by a rope of mass m. Force P is applied at one end of rope. The force which the rope exerts on the block is
08
Sep
A block of mass M is pulled along horizontal frictionless surface by a rope of mass m. Force P is applied at one end of rope. The force which the rope exerts on the block is A block of mass M is pulled along horizontal frictionless surface by a rope of mass m. Force P [...]
A uniform rope of length l is pulled by a constant force F as shown. What is the tension in the rope at distance x form the end where the force is applied is
08
Sep
A uniform rope of length l is pulled by a constant force F as shown. What is the tension in the rope at distance x form the end where the force is applied is A uniform rope of length l is pulled by a constant force F as shown. What is the tension in the [...]
A rope of length 5 m is kept on frictionless surface and a force of 5 N is applied to one of its end. Find the tension in the rope at 1 m from this end
08
Sep
A rope of length 5 m is kept on frictionless surface and a force of 5 N is applied to one of its end. Find the tension in the rope at 1 m from this end A rope of length 5 m is kept on frictionless surface and a force of 5 N is applied [...]
Two blocks of masses 3 kg and 6 kg are connected by a string as shown in the figure over a frictionless pulley. The acceleration of the system is
08
Sep
Two blocks of masses 3 kg and 6 kg are connected by a string as shown in the figure over a frictionless pulley. The acceleration of the system is Two blocks of masses 3 kg and 6 kg are connected by a string as shown in the figure over a frictionless pulley. The acceleration of [...]
A body sliding on a smooth inclined plane requires 4 sec to reach the bottom after starting from rest at the top. How much time does it take to cover one fourth the distance starting from rest at the top.
08
Sep
A body sliding on a smooth inclined plane requires 4 sec to reach the bottom after starting from rest at the top. How much time does it take to cover one fourth the distance starting from rest at the top. A force f1 acts on a particle so as to accelerate it from rest to [...]