Home
Class 9
PHYSICS
If the force acting on the object is not...

If the force acting on the object is not in the direction of motion then how will you consider the work done ? Explain giving example and also tell when will the work done be minimum and when it will be maximum ?

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

A force acts perpendicular to the direction of motion of a body. What is work done?

Is it possible that a force is acting on a body but still the work done is zero ? Explain giving one example.

When is the work done by gravity negative ?

How is work done measured when, The force acts along the direction of motion of the body

A force of 10 N on an object object .The object is placed through 5 m in the direction of force . What is the work done in this case

How is work done measured when, The force is inclined to the direction of motion of the body?

Work is said to be done when :

MBD -HARYANA BOARD-WORK, ENERGY AND POWER-Example
  1. What do you mean by kinetic energy ? Derive an expression for the kine...

    Text Solution

    |

  2. Explain the law of conservation of charge with the help of a suitable ...

    Text Solution

    |

  3. If the force acting on the object is not in the direction of motion th...

    Text Solution

    |

  4. Define power and its SI unit.?

    Text Solution

    |

  5. Can a given amount of mechanical energy be completely converted into h...

    Text Solution

    |

  6. Differentiate between Potential Energy and Kinetic Energy.

    Text Solution

    |

  7. (a) What do you understand by the kinetic energy of a body ? (b) A b...

    Text Solution

    |

  8. Two masses m and 2m are dropped from height h and 2h. On reaching the ...

    Text Solution

    |

  9. Two objects having same mass 'm' are moving with velocities v and 2v. ...

    Text Solution

    |

  10. A man drops a 10 kg rock from the top of a 20 m ladder. What will be i...

    Text Solution

    |

  11. A rocket of maxx 3xx10^6kg takes off from a launching pad and acquires...

    Text Solution

    |

  12. An electric heater of 1000W is used for 2 hours a day. What is the cos...

    Text Solution

    |

  13. The power of a motor pump is 5 kW. How much water per minute the pump ...

    Text Solution

    |

  14. Calculate the electricity bill amount for the month of November of a f...

    Text Solution

    |

  15. A person carrying 10 bricks each of man 2.5 kg. on his head moves to a...

    Text Solution

    |

  16. A car of 1000 kg moving with a velocity of 30 m//s stops with uniform ...

    Text Solution

    |

  17. What is the kinetic energy of a body of mass 1 kg moving with a speed ...

    Text Solution

    |

  18. The work done by the heart 1J per beat. Calculate the power of the hea...

    Text Solution

    |

  19. Commercial Unit Of Energy

    Text Solution

    |

  20. What is the work done by centripetal force in moving a body through ha...

    Text Solution

    |