You are marooned on a frictionless horizontal plane and cannot exert any horizontal
You are marooned on a frictionless horizontal plane and cannot exert any horizontal force by pushing against the surface.How can…
7 years ago
Laws of Motion
A body with mass 5 kg is acted upon a force F=(-3i+4j) N.If its initial velocity at
A body with mass 5 kg is acted upon a force F=(-3i+4j) N.If its initial velocity at t=0 is v=(6i-12j)m/s.The…
7 years ago
A block is moving up an inclined plane of inclination 60° with velocity of 20 ms⁻¹
A block is moving up an inclined plane of inclination 60° with velocity of 20 ms⁻¹ and stops after 2.00s.…
7 years ago
A heavy uniform chain lies on a horizontal top table.If the coefficient of friction
A heavy uniform chain lies on a horizontal top table.If the coefficient of friction between the chain and the table…
7 years ago
A block of mass 4 kg is kept on a rough horizontal surface.The coefficient of static
A block of mass 4 kg is kept on a rough horizontal surface.The coefficient of static friction is 0.8.If a…
7 years ago
A spring balance is attched to the ceiling of lift.A man hangs his bag on the string
A spring balance is attched to the ceiling of lift.A man hangs his bag on the string and the balance…
7 years ago
The ratio of the weight of a man in a stationary lift and when it is moving downwards
The ratio of the weight of a man in a stationary lift and when it is moving downwards with uniform…
7 years ago
A ship of mass 3 x 10⁷ kg initially at rest is pulled by a force of 5 x 10⁴ N through
A ship of mass 3 x 10⁷ kg initially at rest is pulled by a force of 5 x 10⁴…
7 years ago
A spring balance is attached to the ceiling of a lift.A man hangs his bag on the spring
A spring balance is attached to the ceiling of a lift.A man hangs his bag on the spring and the…
7 years ago
A car wheel is rotated to uniform angular acceleration about its axis
A car wheel is rotated to uniform angular acceleration about its axis .Initially its angular velocity is zero. It rotates…
7 years ago