Home
Class 12
PHYSICS
The potential energy of a body mass m is...

The potential energy of a body mass m is `U=ax+by` the magnitude of acceleration of the body will be-

A

`(ab)/(m)`

B

`((a+b)/(m))`

C

`(sqrt(a^(2)+b^(2)))/(m)`

D

`(a^(2)+b^(2))/(m)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • GRAVITATION

    ALLEN |Exercise Exercise 3 (Miscellaneous Type Questions)|20 Videos

  • GRAVITATION

    ALLEN |Exercise Exercise 4 A (Conceptual Subjective Exercise)|14 Videos

  • GRAVITATION

    ALLEN |Exercise Exercise 1 (Check your Grasp)|28 Videos

  • GEOMETRICAL OPTICS

    ALLEN |Exercise subjective|14 Videos

  • KINEMATICS-2D

    ALLEN |Exercise Exercise (O-2)|47 Videos

Similar Questions

Explore conceptually related problems

The gravitational potential energy of a body of mass m at the earth's surface is mgR_e . Its gravitational potential energy at a height R_e from the earth's surface will be ..... (Here R_e is the radius of earth)

The potential energy of an object of mass m moving in xy plane in a conservative field is given by U = ax + by , where x and y are position coordinates of the object. Find magnitude of its acceleration :-

The magnitude of acceleration of centre of mass of the system is

Potential energy of a 3kg body at the surface of a planet is -54 J , then escape velocity will be :

Why potential energy of a body increases when it is carried from the earth's surface ?

The gravitational potential energy of a body at a distance r from the center of the earth is U. The force at that point is :

The change in the gravitational potential energy when a body of a mass m is raised to a height nR above the surface of the earth is (here R is the radius of the earth)

A body of mass 5 kg is acted upon by two perpendicular forces 8 N and 6 N. Give the magnitude and direction of the acceleration of the body.

If the kinetic energy of body increases then?

ALLEN -GRAVITATION-Exercise 2 (Brain Teasers)
  1. Two concentric shells of masses M(1) and M(2) are having radii r(1) an...

    Text Solution

    |

  2. In a certain region of space, the gravitational field is given by -(k)...

    Text Solution

    |

  3. The potential energy of a body mass m is U=ax+by the magnitude of acce...

    Text Solution

    |

  4. Two metallic balls of mass m are suspended by two strings of length L....

    Text Solution

    |

  5. There is a concentric hole of radius R in a solid sphere of radius 2R....

    Text Solution

    |

  6. If there were a smaller gravitational effect, which of the following f...

    Text Solution

    |

  7. Select the correct alternative-

    Text Solution

    |

  8. A particle of mass M is at a distance a from surface of a thin spheric...

    Text Solution

    |

  9. Three particles are projected vertically upward from a point on the su...

    Text Solution

    |

  10. When a satellite in a circular orbit around the earth enters the atmos...

    Text Solution

    |

  11. A satellite is to be geo-stationary, which of the following are essent...

    Text Solution

    |

  12. A cavity of radius R//2 is made inside a solid sphere of radius R. The...

    Text Solution

    |

  13. A tunnel is dug along a chord of the earth at a perpendicular distance...

    Text Solution

    |

  14. A double star is a system of two stars of masses m and 2m, rotating ab...

    Text Solution

    |

  15. A solid sphere of uniform density and radius 4 units is located with i...

    Text Solution

    |

  16. The magnitude of the gravitational field at distance r(1) and r(2) fro...

    Text Solution

    |

  17. Mark the correct statement/s-:

    Text Solution

    |

  18. Calculate the gravitational potential at the centre of base of a solid...

    Text Solution

    |

  19. Suppose a smooth tunnel is dug along a straight line joining two point...

    Text Solution

    |

  20. A small ball of mass 'm' is released at a height 'R' above the earth s...

    Text Solution

    |