Home
Class 12
PHYSICS
An object is projected upwards with a ve...

An object is projected upwards with a velocity of `100m//s`. It will strike the ground after (approximately)

A

10s

B

20s

C

5s

D

40s

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MOTION IN A PALNE

    ALLEN|Exercise EXERCISE-3|41 Videos

  • MOTION IN A PALNE

    ALLEN|Exercise SOLVED EXAMPLE|28 Videos

  • MOTION IN A PALNE

    ALLEN|Exercise EXERCISE-1|99 Videos

  • KINEMATICS-2D

    ALLEN|Exercise Exercise (O-2)|48 Videos

  • NEWTON'S LAWS OF MOTION & FRICTION

    ALLEN|Exercise EXERCISE (JA)|4 Videos

Similar Questions

Explore conceptually related problems

An object is projected upwards with a velocity of 4.9 m/s. It will strike the ground in approximately

An object is thrwon vertically upwards with a velocity of 60 m/s. After what time it strike the ground ? Use g=10m//s^(2) .

The velocity of a freely falling body when it strikes the ground is directly proportional to the square of the time taken by it to strike the ground. It takes 5 seconds to strike the ground, with a velocity of 10 m/sec. If it strikes the ground with the velocity of 40 m/sec, then for how long would it have travelled ?

A ball A is dropped from the top of a tower 500m high and at the same instant another ball b is projected upwards with the velocity of 100m/s. after how much time and where the two balls will meet?

A ball is projected from a point O as shown in figure. It will strike the ground after (g = 10 m//s^(2))

A projectile of mass 50 kg is projected vertically upwards with a velocity of 100 m/s . After 5 seconds it explodes into two pieces , one piece of 20 kg moving vertically upward with velocity 150 m/s . Calculate the velocity of the other piece and also the algebraic sum of the momenta of the system 3 s later .

A block is projected upwards with a velocity of 5 m/s from the bottom of a rough inclined plane of inclination 30° with the horizontal. It stops after 0.5 s. What is the coefficient of friction ? (g =10m//s^2 )

A body A is projected upwards with a velocity of 90m//s . The second body B is projected upwards with the same initial velocity but after 4 sec. Both the bodies will meet after

A stone is thrown from the top of a tower at an angle of 30^(@) above the horizontal level with a velocity of 40 m/s. it strikes the ground after 5 second from the time of projection then the height of the tower is

ALLEN-MOTION IN A PALNE-EXERCISE-2
  1. A stone is thrown vertically upwards with an initial speed u from the ...

    Text Solution

    |

  2. Engine of a train that is moving with unifrom acceleration passes a po...

    Text Solution

    |

  3. An object is projected upwards with a velocity of 100m//s. It will str...

    Text Solution

    |

  4. A particle is moving in a circle of radius r with speed v as shown in ...

    Text Solution

    |

  5. A stone falls from a ballon that id descending at a uniform rate of 12...

    Text Solution

    |

  6. A man walks for some time 't' with velocity(v) due east. Then he walks...

    Text Solution

    |

  7. A particle is moving along a circular along a circular path of radius ...

    Text Solution

    |

  8. A drunkard is walking along a straight road. He takes five steps forwa...

    Text Solution

    |

  9. A stone is dropped from a height h. simultaneously, another stone is t...

    Text Solution

    |

  10. A body covered a distance of L m along a curved path of a quarter circ...

    Text Solution

    |

  11. A graph between the square of the velocity of a particle and the dista...

    Text Solution

    |

  12. Acceleration is defined as the rate of change of velocity. Suppose we ...

    Text Solution

    |

  13. Three particles P, Q and R are situated at point A on the circular p...

    Text Solution

    |

  14. A person walks up a stalled escalator in 90 s. When standingon the sam...

    Text Solution

    |

  15. A train accelerates from rest at a constant rate a for distance x(1) a...

    Text Solution

    |

  16. A car runs at constant speed on a circular track of radius 10m. taking...

    Text Solution

    |

  17. Position of a particle moving along x-axis is given by x=2+8t-4t^(2). ...

    Text Solution

    |

  18. A particle is thrown up vertically with a speed v(1) in air . If takes...

    Text Solution

    |

  19. A jet airplance travelling at the speed of 500 km ^(-1) ejects its pr...

    Text Solution

    |

  20. A particle of mass 3 kg moves under a froce of [4 hati + 8 hatj+ ...

    Text Solution

    |