Questions tagged 'Conservation of Linear Momentum Impulse'

• A jet plane flies in the air because
  Category: Laws of Motion | Tags: Conservation of Linear Momentum Impulse, NLM
• A player caught a cricket ball of mass 150 gm moving at a rate of 20 m/s. If the catching process be completed in 0.1 s, then the force of the blow exerted by the ball on the hands of the player is
  Category: Laws of Motion | Tags: Conservation of Linear Momentum Impulse, NLM
• A rocket has a mass of 100 kg. 90% of this is fuel. It ejects fuel vapours at the rate of 1 kg/sec with a velocity of 500 m/sec relative to the rocket. It is supposed that the rocket is outside the gravitational field. The initial upthrust on the rocket when it just starts moving upwards is
  Category: Laws of Motion | Tags: Conservation of Linear Momentum Impulse, NLM
• In which of the following cases forces may not be required to keep the
  Category: Laws of Motion | Tags: Conservation of Linear Momentum Impulse, NLM
• A wagon weighing 1000 kg is moving with a velocity 50km/h on smooth horizontal rails. A mass of 250 kg is dropped into it. The velocity with which it moves now is
  Category: Laws of Motion | Tags: Conservation of Linear Momentum Impulse, NLM
• If a force of 250 N act on body, the momentum acquired is 125 kg-m/s. What is the period for which force acts on the body
  Category: Laws of Motion | Tags: Conservation of Linear Momentum Impulse, NLM
• A 100 g iron ball having velocity 10 m/s collides with a wall at an angle 30° and rebounds with the same angle. If the period of contact between the ball and wall is 0.1 second, then the force experienced by the wall is
  Category: Laws of Motion | Tags: Conservation of Linear Momentum Impulse, NLM
• A ball of mass 150g starts moving with an acceleration of $20m/{s^2}$. When hit by a force, which acts on it for 0.1 sec. The impulsive force is
  Category: Laws of Motion | Tags: Conservation of Linear Momentum Impulse, NLM
• A body, whose momentum is constant, must have constant
  Category: Laws of Motion | Tags: Conservation of Linear Momentum Impulse, NLM
• The motion of a rocket is based on the principle of conservation of
  Category: Laws of Motion | Tags: Conservation of Linear Momentum Impulse, NLM

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