Home
Class 11
PHYSICS
. Statement A: Energy is the cause for d...

. Statement A: Energy is the cause for doing work and work is the effect Statement B: Energy is a scalar but power is a vector quantity.

A

A & B is correct

B

A & B are wrong

C

A is correct and B is wrong

D

A is wrong & B is correct

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • WORK, POWER & ENERGY

    AAKASH SERIES|Exercise EXERCISE - II (SCALARS (OR) DOT PRODUCT)|9 Videos

  • WORK, POWER & ENERGY

    AAKASH SERIES|Exercise EXERCISE - II (WORK)|20 Videos

  • WORK, POWER & ENERGY

    AAKASH SERIES|Exercise PRACTICE EXERCISE (PERFECTLY INELASTIC COLLISIONS)|5 Videos

  • WORK POWER ENERGY

    AAKASH SERIES|Exercise EXERCISE - 3|61 Videos

Similar Questions

Explore conceptually related problems

Is the energy spent by the force doing work the same every time ?

Rate of doing work or rate of transfer of energy is defined as ……………

Can we do any work without transfer of energy ?

The energy available in a system for performing work is called

Power is defined as P) rate of doing work Q) rate of transfer of energy R) sum of kinetic and potential energy

The potential energy of a system increases if work is done

AAKASH SERIES-WORK, POWER & ENERGY -EXERCISE - I
  1. A sphere of mass M,, moving with a velocity V0 collides head on with a...

    Text Solution

    |

  2. Let us assume that you have lifted a suitcase and kept it on a table. ...

    Text Solution

    |

  3. No work is done by a force on an object if a) the force is always p...

    Text Solution

    |

  4. The kinetic energy of a particle continuously increases with time. ...

    Text Solution

    |

  5. One end of a light spring of spring constnat k is fixed to a wall and ...

    Text Solution

    |

  6. Statement A: An engine A can perform a given work in 1 hr and engine B...

    Text Solution

    |

  7. . Statement A: Energy is the cause for doing work and work is the effe...

    Text Solution

    |

  8. (A): A spring has potential energy, both when it is compressed or stre...

    Text Solution

    |

  9. A) When a body slides on rough surface, its momentum is not conserved....

    Text Solution

    |

  10. A) Collision doesn.t require physical contact B) Collision between ...

    Text Solution

    |

  11. A) For any collision, momentum transfer takes place. B) In any colli...

    Text Solution

    |

  12. (A): Collision between two fundamental particles is elastic (R) : Fu...

    Text Solution

    |

  13. A) When external forces are involved, momentum of the system is not co...

    Text Solution

    |

  14. A) When a ball hits a wall (stationary) it returns back with same velo...

    Text Solution

    |

  15. For a system to follow the law of conservation of linear momentum duri...

    Text Solution

    |

  16. Consider the following statements A and B. Identify the correct choice...

    Text Solution

    |

  17. . (A): Comets move around the sun in elliptical orbits. The gravitatio...

    Text Solution

    |

  18. . A sphere A moving with a speed .U. and rotating with an angualr velo...

    Text Solution

    |

  19. A body is in motion and it is stopped by applying retarding force. Ini...

    Text Solution

    |

  20. (A): When two bodies of equal masses collide, their veloctities are al...

    Text Solution

    |