Home
Class 11
PHYSICS
Calculate the power of a crane in watts,...

Calculate the power of a crane in watts, which lifts a mass of 100 kg to a a height of 10 m in 20s.

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

Calculate the power of a crane in watts,which lifts a mass of 100 kg to a height of 10 m in 20 s.

If a man lifts a load up with the help of rope such that it raises the load of mass 50 kg to a height of 20 m in 100 seconds. Find the power of man. (Take g = 10ms^-2 )

Calculate the mass 10^20 atoms of C.

Find the work done in lifting a 50 kg bucket a water through a vertical height of 2 m.

Consider a certain reaction A rarr Products with k=2.0 xx 10^(-2) S^(-1) Calculate the concentration of A remaining after 100 s if the initial concentration of A is 1.0 mol L^(-1) .

What is the de-Broglie wavelength of a ball of mass 0.060 kg moving at a speed of 1.0 m/s.

Calculate the mass of 10^20 molecules of H_2O .

Find the energy possessed by an object of mass 10 kg when it is at a height of 6m above the ground

Calculate mass of 10^20 atoms of oxygen.

MBD-WORK, ENERGY AND POWER-EXAMPLE
  1. Answer carefully, with reasons :-In an elastic collision of two billia...

    Text Solution

    |

  2. Answer carefully, with reasons :-In an elastic collision of two billia...

    Text Solution

    |

  3. Calculate the power of a crane in watts, which lifts a mass of 100 kg ...

    Text Solution

    |

  4. The average work done by a human heart while it beats once is 0.5 J. C...

    Text Solution

    |

  5. Give example of a situation in which an applied force does not result ...

    Text Solution

    |

  6. Two bodies of unequal mass are moving in the same direction with equal...

    Text Solution

    |

  7. A bob of mass m suspended by a light string of length L is whirled int...

    Text Solution

    |

  8. A bob of mass m suspended by a light string of length L is whirled int...

    Text Solution

    |

  9. A bob of mass m suspended by a light string of length L is whirled int...

    Text Solution

    |

  10. A graph of potential energy V (x) versus x is shwon in figure. A parti...

    Text Solution

    |

  11. A ball of mass m, moving with a speed 2v0 collides inelastically (e>0)...

    Text Solution

    |

  12. A ball of mass m, moving with a speed 2v0 collides inelastically (e>0)...

    Text Solution

    |

  13. Consider a one-dimensional motion of a particle with total energy E. T...

    Text Solution

    |

  14. The bob A of a pendulum released from horizontal to the vertical hits ...

    Text Solution

    |

  15. The bob A of a pendulum released from horizontal to the vertical hits ...

    Text Solution

    |

  16. A raindrop of mass 1.00 g falling form a height of 1 km hits the groun...

    Text Solution

    |

  17. A rain drop of mass 1.00 g falling from a height of 1 km hits the grou...

    Text Solution

    |

  18. A rain drop of mass 1.00 g falling from a height of 1 km hits the grou...

    Text Solution

    |

  19. Two pendulums with identical bobs and lengths are suspended from a com...

    Text Solution

    |

  20. Two pendulums with identical bobs and lengths are suspended from a com...

    Text Solution

    |