Home
Class 11
PHYSICS
A stream of water droplets, each of mass...

A stream of water droplets, each of mass m = 0.001kg are fired horizontally at a velocity of `10m//s` towards a vertical steel plate where they collide. The droplets one spaced equidistant with a spacing of `1cm.`What is approximate average force exerted on the plate by the water droplets. (Assuming that they do not rebound after collision.)

A

10N

B

100N

C

1N

D

0.1N

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • LINEAR MOMENTUM & ITS CONSERVATION

    PHYSICS GALAXY - ASHISH ARORA|Exercise Advance McQ|20 Videos

  • LINEAR MOMENTUM & ITS CONSERVATION

    PHYSICS GALAXY - ASHISH ARORA|Exercise unsolved|110 Videos

  • LINEAR MOMENTUM & ITS CONSERVATION

    PHYSICS GALAXY - ASHISH ARORA|Exercise Conceptual MCQ s single option correct|30 Videos

  • KINEMATICS

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numerical Pro.|83 Videos

  • NEWTONS LAWS OF MOTION

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numerical Problem|81 Videos

Similar Questions

Explore conceptually related problems

A stream of water flowing horizontally with a speed of 15 ms^(-1) pushes out of a tube of cross sectional area 10^(-2)m^(2) and hits a vertical wall near by what is the force exerted on the wall by the impact of water assuming.that it does not rebound? (Density of water =1000 kg m^(3) )

A flat plate moves normally towards a discharging jet of water at the rate of 3 m//s . The jet discharges the water at the rate of 0.1 m^(3)//s and at the speed of 18 m8//s . The force exerted on the plate due to the jet is

A hose directs a horizontal jet of water,moving with a velocity of 20m/s on to a vertical wall.The cross sectional area of the jet is 5times10^(-4)m^(2) .If the force exerted by water jet on the wall is n times10^(2)N assuming the water is brought to rest there,find the value of n .

A ball of 1 kg drops vetically on to the floor with a speed of 25 m s^(-1) . It rebounds with an initial velocity of 10 m s^(-1) . (a) What impulse acts on the ball during contact ? (b) If the ball is in contact for 0.02 s , what is the average force exerted on the floor ?

Bullets of 0.03 kg mass each hit a plate at the rate of 200 bullets per second with a velocity of 50 m//s and reflect back with a velocity of 30 m//s . The average force acting on the plate in newton is

A cricket ball of mass 0.5 kg strikes a circket bat normally with a velocity of 20" m s"^(-1) and rebounds with a velocity of 10" m s"^(-1) . The impulse of the force exerted by the ball on the bat is

A stream of water flowing horizontally with a speed of 15 m/s gushes out of a tube of cross sectional area 10^(-2)m^(2) and hits at a vertical wall and after collision falls dead. The force exerted on the wall by the impact of water is

500 steel ballls each of mass 1 gram strike normally one sq. cm area of a metal plate per second, with a velocity of 10 m/s and rebound with the same velocity. What is the pressure exerted by the balls on the surface of the plate?

PHYSICS GALAXY - ASHISH ARORA-LINEAR MOMENTUM & ITS CONSERVATION-Numerical MCQ s
  1. A wind - powered generator convets and energy into electrical energy ...

    Text Solution

    |

  2. A ball falls vertically onto a floor with momentum p, and then bounces...

    Text Solution

    |

  3. A projectile of mass m is fired with a velocity v from point P at an a...

    Text Solution

    |

  4. Two balls of equal mass have a head-on collision with speed 6 m//s. If...

    Text Solution

    |

  5. An alpha particle collides elastically with a stationary nucleus and c...

    Text Solution

    |

  6. A uniform solid right circular cone of base radius R is joined to a un...

    Text Solution

    |

  7. A Sphere moving with velocity v strikes a wall moving towards the sphe...

    Text Solution

    |

  8. A projectile of mass 20 kg is fired with a velocity of 400m//sat an an...

    Text Solution

    |

  9. A ball falls vertically for 2 seconds and hits a plane inclined at 30^...

    Text Solution

    |

  10. Three boys are standing on a horizontal platform of mass 170kg as sho...

    Text Solution

    |

  11. A platform of infinite mass is moving upward with velocity 5 m//s. At ...

    Text Solution

    |

  12. A force exerts an impulse Ion a particle changing its speed from initi...

    Text Solution

    |

  13. What is the maximum off set that one can obtained by piling up three i...

    Text Solution

    |

  14. When the KE of a particle is increased by 300%, the momentum of the bo...

    Text Solution

    |

  15. Two astronauts, each of mass 75kg are floating next to each other in s...

    Text Solution

    |

  16. A stream of water droplets, each of mass m = 0.001kg are fired horizon...

    Text Solution

    |

  17. A bowler tbrows a ball horizontally along east direction with speed of...

    Text Solution

    |

  18. A small ball rolls off the top landing of a staircase. It strikes the ...

    Text Solution

    |

  19. AB and CD are two smooth parallel walls. A child rolls a ball along gr...

    Text Solution

    |

  20. A sphere of mass m(1) in motion hits directly another sphere of mass m...

    Text Solution

    |