Home
Class 12
PHYSICS
A moving block having mass m, collides w...

A moving block having mass m, collides with another stationary block having mass 4m. The lighter block comes to rest after collision. When the initial velocity of the lighter block is v, then the values of coefficient of restitution (e ) will be

A

0.8

B

0.25

C

0.5

D

0.4

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • QUESTION PAPER OF NEET 2018

    CHHAYA PUBLICATION|Exercise PART-B (SECTION-II)|1 Videos

  • QUESTION PAPER OF NEET 2017

    CHHAYA PUBLICATION|Exercise QUESTION PAPERS OF (NEET) (2017)|39 Videos

  • QUESTION PAPER OF WBCHSE 2019

    CHHAYA PUBLICATION|Exercise PART- B (SECTION-II)|4 Videos

Similar Questions

Explore conceptually related problems

A moving body A collides directly with a stationary body B and comes to rest. If there is a loss of half the initial energy during the collision find the value of the coefficient of restitution.

A body of mass m moving with velocity V along the X-axis, collides with another mass M moving with velocity v along the Y-axis. The masses coalesce after collision. Find the velocity and the direction of motion of the combined mass.

A block of mass M is kept on a smooth horizontal surface. Another block of mass m, moving with velocity v, collides with it and coalesces. What is the resultant velocity of the system?

A body of mass m moving with velocity vecV collides elastically with another body B of same mass which is at rest. What will be the velocities of A and B after collision?

A body, moving on a horizontal smooth plane with a velocity of 50 cm*s^(-1) , collides elastically with another stationary body of the same mass. After collision, if velocity of the 1st body becomes 30 m*s^(-1) , what is the velocity acquired by the 2nd ? Also show that the two bodies move at right angles to each other after collision.

A bullet of mass 50 g , moving with a velocity of 50 m*s^(-1) hits and enters a wooden block of mass 2kg and comes to rest within it. The wooden block was initially at rest on a smooth table. Find the final velocity of the wooden block. What are the initial and final kinetic energies of the block-bullet system?

A ball moving at 9m *s^(-1) , collides with an identical ball at rest. After collision, both the balls scatter at 30^@ with the initial direction of motion. Find the velocity of each ball after collision. Does the kinetic energy remain conserved in such a collision ?

CHHAYA PUBLICATION-QUESTION PAPER OF NEET 2018-QUESTIONS
  1. In the combination of the following gates the output Y can be written ...

    Text Solution

    |

  2. The refractive index of the material of a prism is sqrt(2) and the ang...

    Text Solution

    |

  3. An object is placed at a distance of 40 cm from a concave mirror of fo...

    Text Solution

    |

  4. The magnetic potential energy stored in a certain inductor is 25 mJ, w...

    Text Solution

    |

  5. An electron falls from rest through a vertical distance h in a uniform...

    Text Solution

    |

  6. The electrostatic force between the metal plates of an isolated parall...

    Text Solution

    |

  7. A pendulum is hung from the roof of a sufficiently high building and i...

    Text Solution

    |

  8. A metallic rod of mass per unit length 0.5 kgcdot m^(-1) is lying hori...

    Text Solution

    |

  9. An inductor 20 mH, a capacitor 100 muF and a resistor 50Omega are conn...

    Text Solution

    |

  10. Current sensitivity of a moving coil galvanometer is 5div/mA and its v...

    Text Solution

    |

  11. Three objects, A (a solid sphere), B (a thin circular disc) and C (a c...

    Text Solution

    |

  12. A moving block having mass m, collides with another stationary block h...

    Text Solution

    |

  13. A block of mass m is placed on a smooth inclined wedge ABC of inclinat...

    Text Solution

    |

  14. The moment of the force, vec(F) = 4hat(i) + 5 hat(j) - 6 hat(k) at (2,...

    Text Solution

    |

  15. A student measured the diameter of a small steel ball using a screw ga...

    Text Solution

    |

  16. A solid sphere is rotating freely about its symmetry axis in free spac...

    Text Solution

    |

  17. If the mass of the sun were ten times smaller and the universal gravit...

    Text Solution

    |

  18. A solid sphere is in rolling motion. In rolling motion a body possesse...

    Text Solution

    |

  19. The power radiated by a black body is P and it radiates maximum energy...

    Text Solution

    |

  20. Two wires are made of the same material and have the same volume. The ...

    Text Solution

    |