Home
Class 11
PHYSICS
When two identical balls are moving with...

When two identical balls are moving with equal speed in opposite direction, which of the following is true ? For the system of two bodies.

A

momentum is zero, kinetic energy is zero

B

momentum is not zero, kinetic energy is zero

C

momentum is zero, kinetic energy is not zero

D

momentum is not zero, kinetic energy is not zero

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • WORK POWER AND ENERGY

    NARAYNA|Exercise Level- I (C.W)|60 Videos
  • WORK POWER AND ENERGY

    NARAYNA|Exercise Level- II (C.W)|68 Videos
  • WORK POWER AND ENERGY

    NARAYNA|Exercise Level-VI (Integer)|12 Videos
  • WORK , ENERGY & POWER

    NARAYNA|Exercise EXERCISE IV|43 Videos

Similar Questions

Explore conceptually related problems

A ball P moving with a speed of v ms collides directly with another identical ball Q moving with a speed 10ms' in the opposite direction. P comes to rest after the collision. If the coefficient of restitution is 0.6 the value of v is

Two identical blocks each of mass 1kg are joined together with a compressed spring. When the system is released the two blocks appear to be moving with unequal speeds in the opposite directions as shown in fig. Choose the correct statement -

Two blocks A and B are joined together with a compressed spring. When the system is released, the two bloks appear to be moving with unequal speeds in the opposite directions as shown in figure. Select incorrect statements(s) :

Two equal smooth sphere of radius a are moving with equal speed u in opposite directions along parallel lines which are a distance a apart. The coeficient of restitution between them is 1/3.Find their velocities after impact.

Relative speed of two persons moving with u m/s and vm/s in opposite direction where u>v

Two particles of equal mass are moving along the same straight line with the same speed in opposite direction. What is the speed of the centre of mass of the system ?

Two identical trains are moving on rails along the equator on earth in opposite directions with the same speed. The pressure exerted on rails will be:

State whether the statement given below is true or false, giving reason in brief: "Two identical trains are moving on rails along the equator on the earth in opposite directions with the same speed. They will exert the same pressure on the rails"

Two similar trains are moving along the equational line with same speed but in opposite direction. Then :

If two equal forces act on the body in opposite direction, then the resultant force on the body will be

NARAYNA-WORK POWER AND ENERGY-C.U.Q-Key
  1. For the same kinetic energy, the momentum shall be maximum for which o...

    Text Solution

    |

  2. If the momentum of a particle is plotted on X-axis and its kinetic ene...

    Text Solution

    |

  3. When two identical balls are moving with equal speed in opposite direc...

    Text Solution

    |

  4. The product of linear momentum and velocity of a blood represents.

    Text Solution

    |

  5. The KE of a freely falling body

    Text Solution

    |

  6. Consider the following two statements: A. Linear momentum of a syste...

    Text Solution

    |

  7. Internal forces can change

    Text Solution

    |

  8. If the force acting on a body is inversely proportional to its speed, ...

    Text Solution

    |

  9. Which of the following graphs depicts the variation of KE of a ball bo...

    Text Solution

    |

  10. Which of the following statements is correct?

    Text Solution

    |

  11. Two bodies of unequal masses have same linear momentum. Which one has ...

    Text Solution

    |

  12. Two bodies of masses m(1) and m(2) have equal KE. Their momenta is in...

    Text Solution

    |

  13. A body can have

    Text Solution

    |

  14. A rock of mass m is dropped to the ground from a height h. A second ro...

    Text Solution

    |

  15. These diagrams represent the potential energy U of a diatomic molecule...

    Text Solution

    |

  16. Two springs have their force constants K(1) and K(2) and they are stre...

    Text Solution

    |

  17. Two spring have their force constants K(1) and K(2)(K(2) gt K(1)). Whe...

    Text Solution

    |

  18. A lorry and a car moving with the same KE are brought to rest by apply...

    Text Solution

    |

  19. A shell is fired into ait at an angle theta with the horizontal form t...

    Text Solution

    |

  20. A cricket ball and a ping-pong ball are dropped. When they vacuum cham...

    Text Solution

    |