Three objects A,B and C are kept in a straight line on a frictionless horizontal surface
Three objects A,B and C are kept in a straight line on a frictionless horizontal surface.These have masses m,2m and…
8 years ago
Questions
A uniform force of (3i+j) Nacts on a particle of mass 2 kg.Hence the particle is displaced
A uniform force of (3i+j) N acts on a particle of mass 2 kg.Hence the particle is displaced from position…
8 years ago
A body of mass 10 kg is moving on an inclined plane of inclination 30°with an acceleration
A body of mass 10 kg is moving on an inclined plane of inclination 30°with an acceleration 2 ms⁻².The body…
8 years ago
An explosion breaks a rock into three parts in a horizontal plane
An explosion breaks a rock into three parts in a horizontal plane. Two of them go off at right angles…
8 years ago
A shell of mass 200 g is ejected from a gun of mass 4 kg by an explosion
A shell of mass 200 g is ejected from a gun of mass 4 kg by an explosion that generates…
8 years ago
An engine pumps water through a hose pipe. Water passes through the pipe
An engine pumps water through a hose pipe. Water passes through the pipe and leaves it with a velocity of…
8 years ago
A car of mass m starts from rest and accelerates so that the instantaneous
A car of mass m starts from rest and accelerates so that the instantaneous power delivered to the car has…
8 years ago
Water falls from a height of 60m at the rate of 15 kg/s to operate a turbine
Water falls from a height of 60m at the rate of 15 kg/s to operate a turbine. The losses due…
8 years ago
A ball moving with velocity 2 m/s collides head on with another stationary ball
A ball moving with velocity 2 m/s collides head on with another stationary ball of double the mass. If the…
8 years ago
Two spheres A and B of masses m and m respectively collide. A is at rest initially
Two spheres A and B of masses m1 and m2 respectively collide. A is at rest initially and B is…
8 years ago