Home
Class 11
PHYSICS
A particle is projected from a point A w...

A particle is projected from a point `A` with velocity `sqrt(2)u` an angle of `45^(@)` with horizontal as shown in figure. It strikes the plane `BC` at right angles. The velocity of the particle at the time of collision is

A

`(sqrt(3)u)/2`

B

`u/2`

C

`(2u)/(sqrt(3))`

D

`u`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • KINEMATICS

    DC PANDEY ENGLISH|Exercise MCQ_TYPE|23 Videos

  • KINEMATICS

    DC PANDEY ENGLISH|Exercise COMPREHENSION_TYPE|13 Videos

  • KINEMATICS

    DC PANDEY ENGLISH|Exercise Subjective Questions|24 Videos

  • GRAVITATION

    DC PANDEY ENGLISH|Exercise (C) Chapter Exercises|45 Videos

  • KINEMATICS 1

    DC PANDEY ENGLISH|Exercise INTEGER_TYPE|15 Videos

Similar Questions

Explore conceptually related problems

A particle is projected from ground with velocity 40sqrt(2)m//s at 45^(@) . At time t=2s

A particle is projected from a point P with a velocity v at an angle theta with horizontal. At a certain point Q it moves at right angles to its initial direction. Then

A particle is projected from a point P with a velocity v at an angle theta with horizontal. At a certain point Q it moves at right angles to its initial direction. Then

A particle is projected from the ground with velocity u making an angle theta with the horizontal. At half of its maximum heights,

A particle is projected form ground with velocity u ar angle theta from horizontal. Match the following two columns.

A ball is projected from the point O with velocity 20 m//s at an angle of 60^(@) with horizontal as shown in figure. At highest point of its trajectory it strikes a smooth plane of inclination 30^(@) at point A. The collision is perfectly inelastic. The maximum height from the ground attained by the ball is (g=10 m//s^(2))

Two particle are projected with same initial velocities at an angle 30^(@) and 60^(@) with the horizontal .Then

A particle is projected with velocity of 10m/s at an angle of 15° with horizontal.The horizontal range will be (g = 10m/s^2)

A particle is projected from ground with initial velocity u= 20(sqrt2)m//s at theta = 45^@ . Find (a) R,H and T, (b) velocity of particle after 1 s (c) velocity of particle at the time of collision with the ground (x-axis).

A particle is projected from a point O with velocity u in a direction making an angle alpha upward with the horizontal. AT P , it is moving at right angles to its initial direction of projection . Its velocity at P is .

DC PANDEY ENGLISH-KINEMATICS-SCQ_TYPE
  1. A very broad elevator is going up vertically with a constant accelerat...

    Text Solution

    |

  2. A particle is projected up an inclined plane with initial speed v=20m/...

    Text Solution

    |

  3. Two particle are projected from the same point on ground simultaneousl...

    Text Solution

    |

  4. Two particles A and B projected simultaneously from a point situated o...

    Text Solution

    |

  5. A projectile is fired at an angle of 30^(@) to the horizontal such tha...

    Text Solution

    |

  6. A particle starts from the origin of coordinates at time t = 0 and mov...

    Text Solution

    |

  7. The speed of a projectile when it is at its greatest height is sqrt(2/...

    Text Solution

    |

  8. After one second the velocity of a projectile makes an angle of 45^(@)...

    Text Solution

    |

  9. A particle is projected with a certain velocity at an angle alpha abov...

    Text Solution

    |

  10. Time taken by the particle to reach from A to B is t. Then the distanc...

    Text Solution

    |

  11. A projectile of mass 2kg has velocities 3m//s and 4m/s at two points d...

    Text Solution

    |

  12. With what minimum speed must a particle be projected from origin so th...

    Text Solution

    |

  13. A particle is projected from a point A with velocity sqrt(2)u an angle...

    Text Solution

    |

  14. A projectile is thrown with a velocity of 10sqrt(2)m//s at an angle of...

    Text Solution

    |

  15. A large rectangular box moves vertically downward with an acceleration...

    Text Solution

    |

  16. Two particles projected vertically upward from points (0,0) and (1,0)m...

    Text Solution

    |

  17. Trajectory of two particles projected from origin with speeds v(1) and...

    Text Solution

    |

  18. Two inclined planes OA and OB of inclinations alpha and beta equal to ...

    Text Solution

    |

  19. An elavator is going up vertically with a constant accelerartion of 2m...

    Text Solution

    |

  20. Two children are playing a game in which they try to hit a small box u...

    Text Solution

    |