Home
Class 11
PHYSICS
A body is thrown horizontally from the t...

A body is thrown horizontally from the top of a tower and strikes the ground after three seconds at an angle of `45^@` with the horizontal. Find the height of the tower and the speed with which the body was projected. (Take ` g = 9.8 m//s^2`)

Promotional Banner

Topper's Solved these Questions

  • PROJECTILE MOTION

    SL ARORA|Exercise Problen Solution|17 Videos

  • PROJECTILE MOTION

    SL ARORA|Exercise Problem For Self Practice|50 Videos

  • PHYSICAL WORLD AND MEASUREMENTS

    SL ARORA|Exercise Based on Combination|21 Videos

  • PROPERTIES OF SOLIDS

    SL ARORA|Exercise All Questions|97 Videos

Similar Questions

Explore conceptually related problems

For body thrown horizontally from the top of a tower,

A body is thrown horizontal from the top of a tower and strikes the ground after two seconds at angle of 45^(@) with the horizontal. Find the height of the tower and the speed with which the body was thrown. Take g = 9.8 ms^(-2) .

A ball is thrown horizontally from the top of a tower and strikes the ground in 3 s at an angle of 30^@ with the vertical. (a) Find the height of the tower. (b) Find the speed with which the body was projected.

A body is thrown horizontally from the top of a tower and strikes the ground after three seconds at an angle of 45^(@) ,with the horizontal . Then find , (i) The height of the lower (ii) The speed of projection of the body

A ball is projected at an angle of 30^(@) above with the horizontal from the top of a tower and strikes the ground in 5s at an angle of 45^(@) with the horizontal. Find the height of the tower and the speed with which it was projected.

A ball is projected at an angle of 30^(@) above with the horizontal from the top of a tower ans strikes the ground in 5sec at angle of 45^(@) with the horizontal. Find the hieght of the lower and the speede with which it was projected.

A stone is thrown horizontally from the top of a cliff and strikes the ground after 5 seconds, at an angle of 45^(@) with the horizontal . Calculate (i) height of the cliff. (ii) speed of projection of the stone .

A body is thrown horizontally from the top of a tower. It reaches the ground after 4s at an angle 45^(@) to the ground. The velocity of projection is

From the top of a building , a ball is thrown horizontally. The ball strickes the ground after 5 s at an angle of 60^(@) to the horizontal. Calculate the speed with which the ball was projected .

SL ARORA-PROJECTILE MOTION-Problem For Self Practice
  1. A body is thrown horizontally from the top of a tower and strikes the ...

    Text Solution

    |

  2. A cyclist moves along a circular path of radius 70 m. If he completes ...

    Text Solution

    |

  3. A body is moving with a uniform velocity of 10 ms^(-1) on a circular p...

    Text Solution

    |

  4. A plane is flying horizontal at a height of 1000m with a velocity of 1...

    Text Solution

    |

  5. From the top of a building 19.6 m high, a ball is projected horizontal...

    Text Solution

    |

  6. A body is thrown horizontal from the top of a tower and strikes the gr...

    Text Solution

    |

  7. Two tall buildings are situated 200 m apart. With what speed must a ba...

    Text Solution

    |

  8. A stone is dropped from the window of a bus moving at 60 kmh^(-1). If ...

    Text Solution

    |

  9. An aeroplane is flying in a horizontal direction with a velocity 600 k...

    Text Solution

    |

  10. A mailbag is to be dropped into a post office from an aeroplane flying...

    Text Solution

    |

  11. In between two hills of heights 100 m and 92 m respectively. There is ...

    Text Solution

    |

  12. A ball is projected horizontally from a tower with a velocity of 4 ms^...

    Text Solution

    |

  13. A shell is fired at an angle of 30^(@) to the horizontal with a veloci...

    Text Solution

    |

  14. A football player kicks a ball at an angle of 37^(@) to the horizontal...

    Text Solution

    |

  15. A body is projected with a velocity of 20 ms^(-1) in a direction makin...

    Text Solution

    |

  16. The maximum vertical height of a projectile is 10 m. If the magnitude ...

    Text Solution

    |

  17. A bullet fired from a gun with a velocity of 140 ms^(-1) strikes the g...

    Text Solution

    |

  18. A bullet is fired at an angle of 15^(@) with the horizontal and hits t...

    Text Solution

    |

  19. A cricketer can throw a ball to maximum horizontal distance of 160 m....

    Text Solution

    |

  20. Find the minimum velocity for which the horizontal range of a projecti...

    Text Solution

    |

  21. A bullet fired from a rifle attains a maximum height of 5 m and crosse...

    Text Solution

    |