Two bodies of masses m₁ and m₂ are initially at rest at infinite distance apart
Two bodies of masses m₁ and m₂ are initially at rest at infinite distance apart.They are then allowed to move…
7 years ago
Laws of Motion
For a satellite escape velocity is 11 kms⁻¹.If the satellite is launched at an angle
For a satellite escape velocity is 11 kms⁻¹.If the satellite is launched at an angle of 60°with the vertical, then…
7 years ago
The moon’s radius is 1/ 4 that of the earth and its mass is 1 / 80 times that of the earth
The moon's radius is 1/ 4 that of the earth and its mass is 1 / 80 times that of…
7 years ago
A person of mass 60 kg is inside a lift of mass 940 kg and presses the button on control panel.The lift starts moving upwards wi
A person of mass 60 kg is inside a lift of mass 940 kg and presses the button on control…
7 years ago
A stone is dropped from a height h. It hits the ground with a certain momentum P. If the same stone is dropped from a height 100
A stone is dropped from a height h. It hits the ground with a certain momentum P. If the same…
7 years ago
A car of mass m is moving on a level circular track of radius R
A car of mass m is moving on a level circular track of radius R. If µs represents the static…
7 years ago
A body of mass M hits normally a rigid wall with velocity V and bounces back
A body of mass M hits normally a rigid wall with velocity V and bounces back with the same velocity.…
7 years ago
A car of mass 1000 kg negotiates a banked curve of radius 90 m on a frictionless
A car of mass 1000 kg negotiates a banked curve of radius 90 m on a frictionless road. If the…
7 years ago
Sand is being dropped on a conveyor belt at the rate of M kg/s. The force necessary
Sand is being dropped on a conveyor belt at the rate of M kg/s. The force necessary to keep the…
7 years ago
A conveyor belt is moving at a constant speed of 2 m/s. A box is gently dropped on it
A conveyor belt is moving at a constant speed of 2 m/s. A box is gently dropped on it. The…
7 years ago