Home
Class 11
PHYSICS
Two particles of same mass are projected...

Two particles of same mass are projected simultaneously with same speed `20 ms^(-1)` from the top of a tower of height 20m. One is projected vertically upwards and other projected horizontally. The maximum height attained by centre of mass from the ground will be `(g = 10 ms^(-2))`

A

`10 sqrt(2)m`

B

25 m

C

`25 sqrt(2) m`

D

5m

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • SYSTEM OF PARTICLES AND ROTATIONAL MOTION

    AAKASH SERIES|Exercise EXERCISE-II (Cross Product)|9 Videos

  • SYSTEM OF PARTICLES AND ROTATIONAL MOTION

    AAKASH SERIES|Exercise EXERCISE-II (Moment of inertia )|14 Videos

  • SYSTEM OF PARTICLES AND ROTATIONAL MOTION

    AAKASH SERIES|Exercise EXERCISE-I (Rotational Motion :)|75 Videos

  • SURFACE TENSION

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (PRACTICE SHEET (ADVANCED) INTEGER TYPE QUESTIONS )|8 Videos

  • THERMAL PROPERTIES OF MATTER

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (LEVEL - II) PRACTICE SHEET (ADVANCED) Integer/Subjective Type Questions|2 Videos

Similar Questions

Explore conceptually related problems

A ball is projected horizontally with a velocity of 5 ms^(-1) from the top of a tower of height 10 m. When it reaches the ground (g=10 ms^(-2) )

Two balls are projected simultaneously with the same speed from the top of a tower-one upwards and the other downwards.If they reach the ground in 6s and 2s ,the height of the tower is

A bullet is projected upwards from the top of a tower of height 90 m with the velocity 30 ms^(-1) making an angle 30° with the horizontal. The time taken by it to reach the ground is (g=10 ms^(-2) )

AAKASH SERIES-SYSTEM OF PARTICLES AND ROTATIONAL MOTION-EXERCISE-II (Centre of Mass)
  1. The mass of a uniform ladder of length 5 mis 20 kg. A person of mass 6...

    Text Solution

    |

  2. From a sphere of radius 1 m, a sphere of radius 0.5 m is removed from ...

    Text Solution

    |

  3. A circular plate has a uniform thickness and has a diameter 56 cm. A c...

    Text Solution

    |

  4. A man of 50kg is standing at one end on a boat of length 25m and mass...

    Text Solution

    |

  5. Two particles having masses m and 2m are travelling along X-axis on a ...

    Text Solution

    |

  6. Two particles A and B initially at rest move towards each other under ...

    Text Solution

    |

  7. A baloon of mass M is stationary in air. It has a ladder on which a ma...

    Text Solution

    |

  8. A wooden log of mass 120kg is floating on still water perpendicular to...

    Text Solution

    |

  9. A uniform wire of length L is bent in the form of a circle. The shift ...

    Text Solution

    |

  10. Masses 1 kg, 1.5 kg, 2 kg and M kg are situated at (2,1,1), (1,2,1), (...

    Text Solution

    |

  11. Three identical spheres each of radius .R. are placed on a horizontal ...

    Text Solution

    |

  12. Two bodies of masses 5kg and 3kg are moving towards each other with 2m...

    Text Solution

    |

  13. Two particles each of the same mass move due north and due east respec...

    Text Solution

    |

  14. If the distance between the centres of the atoms of potassium and brom...

    Text Solution

    |

  15. Two bodies of masses 10 kg and 20 kg are located in X-y plane at (0, 1...

    Text Solution

    |

  16. A uniform disc of diameter R/2 is put over another uniform disc of dia...

    Text Solution

    |

  17. Particles of masses 1kg and 3kg are at (2i+5j+13 k) m and (-6i+4j-2k) ...

    Text Solution

    |

  18. Two particles of same mass are projected simultaneously with same spee...

    Text Solution

    |

  19. Six identical particles each of mass m are arranged at the corners of ...

    Text Solution

    |

  20. Four identical particles each of mass 1 kg are arranged at the corners...

    Text Solution

    |