Laws of Motion

Related Questions

• There is a simple pendulum hanging from the ceiling of a lift. When the lift is stand still, the time period of the pendulum is T. If the resultant acceleration becomes $g/4,$ then the new time period of the pendulum is

  ---

• The momentum of a system is conserved

  ---

• A block of 1 kg is stopped against a wall by applying a force F perpendicular to the wall. If $\mu = 0.2$ then minimum value of F will be

  ---

• A body of mass 1.0kg is falling with an acceleration of 10 $m/se{c^2}$. Its apparent weight will be $(g = 10m/{\sec ^2})$

  ---

• A body takes time t to reach the bottom of an inclined plane of angle $\theta$ with the horizontal. If the plane is made rough, time taken now is 2t. The coefficient of friction of the rough surface is

  ---