Newton's Second Law & Force: JEE Questions & Solutions

A 4 kg mass moves under the influence of a force F = (4t^3 i - 3t^2 j) N where t is the time in second. If mass starts from origin at t=0,…

A small block of mass m slides down from the top of a frictionless inclined surface, while the inclined plane is moving towards left with…

A balloon and its content having mass M is moving up with an acceleration a. The mass that must be released from the content so that the…

Two blocks of masses m and M, (M m), are placed on a frictionless table as shown in figure. A massless spring with spring constant k is…

A body of mass 2 kg moving with velocity of vin = 3 i + 4 j ms^-1 enters into a constant force field of 6 N directed along positive z-axis.…

All surfaces shown in the figure are frictionless, and the pulleys and the string are light. The acceleration of the block of mass 2 kg is:

Three blocks A, B, and C are pulled on a horizontal smooth surface by a force of 80 N. The tensions T1 and T2 in the string are…

A 1 kg mass is suspended from the ceiling by a rope of length 4 m. A horizontal force F is applied at the midpoint of the rope so that the…

Given below are two statements: Statement-I: An elevator can go up or down with uniform speed when its weight is balanced with the tension…

As per given figure, a weightless pulley P is attached on a double inclined frictionless surface. The tension in the string (massless) will…

Physics Section-A A block of 3 kg is attached to a string whose other end is attached to the wall. An unknown force F is applied so that…

As shown in figure, a 70 kg garden roller is pushed with a force of F = 200 N at an angle of 30^ with horizontal. The normal reaction on…

Two forces having magnitude A and A2 are perpendicular to each other. The magnitude of their resultant is:

Three forces F1 = 10 N, F2 = 8 N, F3 = 6 N are acting on a particle of mass 5 kg. The forces F2 and F3 are applied perpendicular so that…