Home
Class 12
PHYSICS
An object is moving with speed v and col...

An object is moving with speed v and collides with an identical mass at rest. After collision they both move at angle `30^(@)` with original direction. Find ratio of final speed of the mass to initial speed.

A

`1/2`

B

`2`

C

`sqrt(3)`

D

`1/sqrt(3)`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • JEE MAIN 2021

    JEE MAINS PREVIOUS YEAR|Exercise SECTION-A|80 Videos

  • JEE MAIN 2021

    JEE MAINS PREVIOUS YEAR|Exercise SECTION-B|40 Videos

  • JEE MAIN

    JEE MAINS PREVIOUS YEAR|Exercise All Questions|473 Videos

  • JEE MAIN 2022

    JEE MAINS PREVIOUS YEAR|Exercise Question|492 Videos

Similar Questions

Explore conceptually related problems

A ball moving with a velocity 12m/s strikes an identical ball at rest.After collision both balls move in directions making 30^(0) with original direction of motion.speeds of the balls after collision are (in ms^(-1) ) ?

A ball moving with a speed of 9ms^(-1) strikes an identical ball such that after the collision the direction of each ball makes and angle 30^@ with the original line of motion. Find the speeds of the two balls after the collision.

A ball moving with a speed of 9m//s strikes an identical ball at rest, such that after the collision, the direction of each ball makes an angle of 30^(@) with the original line of motion. Find the speeds of the two balls after collision.

A ball moving with velocity of 6 m/s strikes an identical stationary ball. After collision each ball moves at an angle of 30^(@) with the original line of motion. What are the speeds of the balls after the collision ?

On a friction surface a block a mass M moving at speed v collides elastic with another block of same mass M which is initially at rest . After collision the first block moves at an angle theta to its initial direction and has a speed (v)/(3) . The second block's speed after the collision is

A mass ‘m’ moves with a velocity ‘v’ and collides inelastically with another identical mass at rest. After collision the 1st mass moves with velocity (v)/(sqrt(3)) in a direction perpendicular to the initial direction of motion. Find the speed of the 2^(nd) mass after collision :

A ball moving with a speed of 10" m s"^(-1) strikes an identical ball such that after the collision the direction of each ball makes an angle 45^(@) with the original line of motion. Find the speeds of the two balls after the collision.

On a frictionless surface,a block of mass M moving at speed v collides elastically with another block of same mass M which is initially at rest.After collision the first block moves at an angle theta to its initial direction and has a speed (v)/(3) .The second block's speed after the collision is ?

JEE MAINS PREVIOUS YEAR-JEE MAIN 2021-PHYSICS SECTION B
  1. An object is moving with speed v and collides with an identical mass a...

    Text Solution

    |

  2. A ball of mass 10 kg moving with a velocity 10sqrt3 m//s along the x-...

    Text Solution

    |

  3. As shown in the figure, a particle of mass 10 kg is placed at a point ...

    Text Solution

    |

  4. A particle performs simple harmonic motion with a period of 2 second. ...

    Text Solution

    |

  5. The voltage across the 10 resistor in the given circuit is x volt. ...

    Text Solution

    |

  6. A bullet of mass 0.1 kg is fired on a wooden block to pierce through i...

    Text Solution

    |

  7. Two separate wires A and B are stretched by 2 mm and 4 mm respectively...

    Text Solution

    |

  8. A parallel plate capacitor has plate area 100 m^2 and plate separation...

    Text Solution

    |

  9. The circuit shown in the figure consists of a charged capacitor of cap...

    Text Solution

    |

  10. An npn transistor operates as a common emitter amplifier with a power ...

    Text Solution

    |

  11. A person is swimming with a speed of 10 m/s at an angle of 120° with t...

    Text Solution

    |

  12. A body of mass 2 kg moves under a force of (2hati +3hatj +5hatk) N. It...

    Text Solution

    |

  13. A solid disc of radius 'a' and mass 'm' rolls down without slipping on...

    Text Solution

    |

  14. The energy dissipated by a resistor is 10 mj in 1 s when an electric c...

    Text Solution

    |

  15. For an ideal heat engine, the temperature of the source is 127^(@)C. I...

    Text Solution

    |

  16. In a parallel plate capacitor set up, the plate area of capacitor is 2...

    Text Solution

    |

  17. A deviation of 2^(@) is produced in the yellow ray when prism of crown...

    Text Solution

    |

  18. If one wants to remove all the mass of the earth to infinity in order ...

    Text Solution

    |

  19. A force vecF=4hati+3hatj+4hatk is applied on an intersection point of ...

    Text Solution

    |

  20. A closed organ pipe of length L and an open organ pipe contain gases o...

    Text Solution

    |

  21. A swimmer can swim with velocity of 12 km/h in still water. Water flow...

    Text Solution

    |