Home
Class 12
PHYSICS
Work down by static friction on an objec...

Work down by static friction on an object `:`

A

may be positive

B

must be negative

C

must be zero

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • NTA NEET SET 52

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

  • NTA NEET SET 54

    NTA MOCK TESTS|Exercise PHYSICS|44 Videos

Similar Questions

Explore conceptually related problems

STATEMENT-1 Work done by static friction in any reference frame is zero STATEMENT-2 If work done on the body is positive its kinetic energy increases.

Work done by static friction on a body in an inertial frame: (A) must be +ve (B) must be -ve(c) must be zero (D) may be-ve

Work done by force of static friction .

Static friction works when:

In the following figure an object of mass M is kept on a rough table as seen from above. Forces are applied on it as shown. Find the direction of static friction if the object does not move.

In Figure an object of mass M = 10 kg is kept on a rough table as seen from above forces are appling on it as shown . Find the direction of static friction if the object does not move (Take mu = 0.4)

Can static friction do nonzero work on an object?gt If yes give an example.If no, give reason.

Out of sliding friction, static friction and rolling friction : Which one is the smallest ?

NTA MOCK TESTS-NTA NEET SET 53-PHYSICS
  1. Starting with a sample of pure .^(66)Cu, 7//8 of it decays into Zn in ...

    Text Solution

    |

  2. The ends of a rod of length l and mass m are attached to two identica...

    Text Solution

    |

  3. A pendulum is executing simple harmonic motion and its maximum kinet...

    Text Solution

    |

  4. A photocell is illuminated by a small bright source places 1 m away w...

    Text Solution

    |

  5. The magnitude of x and y components of vec(A) are 7 and 6 respectively...

    Text Solution

    |

  6. The work done in blowing a bubble of volume V is W, then what is the w...

    Text Solution

    |

  7. A body is projected at time t = 0 from a certain point on a planet's s...

    Text Solution

    |

  8. A body of mass 8 kg is suspended through two light springs X and Y con...

    Text Solution

    |

  9. The two surfaces of a biconvex lens has same radii of curvatures . Thi...

    Text Solution

    |

  10. The displacement of an object attached to a spring and executing simpl...

    Text Solution

    |

  11. A sphere of mass M rolls without slipping on the inclined plane of inc...

    Text Solution

    |

  12. In the circuit below, A and B represents two inputs and C represents t...

    Text Solution

    |

  13. A ray of light travelling in the direction 1/2 (hati+sqrt(3)hatj) is i...

    Text Solution

    |

  14. A force vecF=alphahati+3hatj+6hatk is acting at a point vecr=2hati-6ha...

    Text Solution

    |

  15. Which of the two have the same dimensions ?

    Text Solution

    |

  16. Pressure of an ideal gas is increased by keeping temperature constant....

    Text Solution

    |

  17. A resistor of 10kOmega has a tolerance of 10% and another resistor of ...

    Text Solution

    |

  18. Fundamental frequency of a sonometer wire is n. If the length and di...

    Text Solution

    |

  19. A tuning fork of frequency 200 Hz is in unison with a sonometer wire ....

    Text Solution

    |

  20. Work down by static friction on an object :

    Text Solution

    |