Home
Class 11
PHYSICS
To displace body by 50m , 150J of work i...

To displace body by 50m , 150J of work is done . What is the force applied in the direction of the displacement ?

Text Solution

Verified by Experts

Work done , W=Fs , where W=150J , s=50m .
`therefore 150 =50F or, F=3N`.
Promotional Banner

Topper's Solved these Questions

  • WORK AND ENERGY

    CHHAYA PUBLICATION|Exercise SECTION RELATED QUESTIONS|24 Videos
  • WORK AND ENERGY

    CHHAYA PUBLICATION|Exercise HIGHER ORDER THINKING SKILL (HOTS) QUESTIONS|38 Videos
  • WBCHSE QUESTION PAPER -2019

    CHHAYA PUBLICATION|Exercise SECTION - II ( GROUP -D)|10 Videos

Similar Questions

Explore conceptually related problems

A body of mass 10 kg is raised by 5m . What is the work done ?

In a process, 701J of heat is absorbed by a system and 394 J of work is done by the system. What is the change in internal energy for the process?

In a certain process. 678 J of heat is absorbed by a system, while 294 J of work is done on the system. What is the change in the internal energy for the process?

Work done by magnetic force is zero. Explain.

The velocity of a moving body of mass m along positive x axis is nu = asqrtx (a= constant). Find the work done by the force applied on the body to displace it from x = 0 to x = l.

The velocity of a moving body of mass m along positive x axis is V = asqrtx (a = constant). Find the work done by the force applied on the body to displace it from x = 0 to x = 1.

A particle of mass 0.5 kg travels in a straigh line with a velocity v =5x^(5//2)m*s^(-1) . How much work is done by the net force during the displacement from x=0 to x=2 m ?

A particle move 10 sqrt(3) m towards east and then 10 m towards north. Find the magnitude and direction of its displacement .

A block , weighing 25.51 kg, was pulled with uniform velocity along a horizontal plane through a distance of 10 m . What is the work done by the force if the coefficient of sliding friction between the block and the plane is 0.2 and the applied force makes an angle of 60^@ with the vertical ?

The velocity of a moving body of mass m along positive.x axis is v =a sqrt(x) (a=constant). Find the work done by the force applied on the body to displace it from x=0 to x=l.

CHHAYA PUBLICATION-WORK AND ENERGY-CBSE SCANNER
  1. To displace body by 50m , 150J of work is done . What is the force app...

    Text Solution

    |

  2. Prove that the total mechanical energy remains constant for a ball mas...

    Text Solution

    |

  3. Answer with reason: In an elastic collision of two billiard balls, is ...

    Text Solution

    |

  4. The casting of a rocket in flight burns up due to friction. At whose e...

    Text Solution

    |

  5. What are conservative forces ? Give an example.

    Text Solution

    |

  6. Distinguish between elastic and inelastic collisions.

    Text Solution

    |

  7. if the force applied on an object is 5N and the power expended by it 2...

    Text Solution

    |

  8. From the graph shown Fig.1.73 calculate the work done by the applied ...

    Text Solution

    |

  9. State and prove law of conservation of mechanical energy in a free fal...

    Text Solution

    |

  10. Two objects of masses in the ratio 1:2 collide elastically with each ...

    Text Solution

    |

  11. State and prove work- energy theorem for a variable force.

    Text Solution

    |

  12. What will happen in an elastic collision in one dimension when a heav...

    Text Solution

    |

  13. Two bodies A and B weighing 5kg and 6kg respectively have equal momen...

    Text Solution

    |

  14. What is meant by elastic collision ? Show that when two bodies of equa...

    Text Solution

    |

  15. State work-energy theorem. Prove it for a constant force.

    Text Solution

    |

  16. Two bodies of different masses have equal kinetic energies . Which wi...

    Text Solution

    |

  17. Angad and Nalin were observing a building having two different stairca...

    Text Solution

    |

  18. Angad and Nalin were observing a building having two different stairca...

    Text Solution

    |

  19. Angad and Nalin were observing a building having two different stairca...

    Text Solution

    |

  20. Prove that the velocity get interchange in case of elastic collision o...

    Text Solution

    |

  21. State work-energy theorem. The momentum of a body of mass 5 kg is 500 ...

    Text Solution

    |