Home
Class 11
PHYSICS
A car of mass 500 kg moves with a consta...

A car of mass 500 kg moves with a constant velocity 72km/hr
(ii) upwards along a mountain road of inclination `1/(25)`, Coefficient of sliding friction between the road and the wheel is 0.1 . Find the engine power

Text Solution

Verified by Experts

The correct Answer is:
13.72 kW
Promotional Banner

Topper's Solved these Questions

  • WORK AND ENERGY

    CHHAYA PUBLICATION|Exercise PROBLEM SET -II (Hots Numerical Problems)|9 Videos

  • WORK AND ENERGY

    CHHAYA PUBLICATION|Exercise ENTRANCE CORNER (Assertion-reason type)|7 Videos

  • WORK AND ENERGY

    CHHAYA PUBLICATION|Exercise PROBLEM SET -I|49 Videos

  • WBCHSE QUESTION PAPER -2019

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

Similar Questions

Explore conceptually related problems

A car of mass 500 kg moves with a constant velocity 72km/hr (iii) downwards along the road of inclination 1/50. Coefficient of sliding friction between the road and the wheel is 0.1 . Find the engine power

A car of mass 500 kg moves with a constant velocity 72km/hr (i) along a horizontal path,Coefficient of sliding friction between the road and the wheel is 0.1 . Find the engine power

A car of mass 1000 kg moves up at 40 km *h^(-1) along an inclined plane of slope 1/(50) . Coefficient of rolling friction between the road and the wheels of the car is 0.3. Find the power of the car engine.

A car of mass 500 kg is moving up along an inclined surface of slope 1/(25) at a constant speed of 72 km*h^(-1) . If the coefficient of friction between the road and the car wheel is 0.1 , find the power of the car engine (g= 9.8 m*s^(-2) ).

A car of mass M moves upward with a constant speed v along an inclined road making an angle theta with the horizontal . If mu be the coefficient of friction between the road and the wheel of the car, show that the power of the engine of the car is P=vMg(sin theta +mucos theta) .

While lifting a 10 kg block vertically with a constant velocity, it is kept pressed against a wall by a horizontal force of 49 N. Coefficient of friction between the block and the wall is 0.2. Find the upward force.

A car of mass M moves upward with a constant speed v along an.. inclined road making an angle theta with the horizontal. If mu be the coefficient of friction between the road and the wheel of the car, show that the power of the engine of the car is P= vMg(sin theta + mu cos theta ).

Standing on an icy surface a man of mass 60 kg throws a stone of mass 3 kg horizontally at a velocity of 8 "m.s"^(-1) . How far does he slide back if the coefficient of sliding friction between the man and the icy surface is 0.02?

A body of mass 0.3 kg is taken up an inclined plane of length 10 m and height 5 m and then allowed to slide down to the bottom again. Coefficient of friction between the body and the plane is 0.15. What is the Work done by the applied force over the upward journey?

A pot of mass 1 kg is raised vertically at a constant velocity by holding it firmly with both hands. Coefficient of friction between the hands and the pot is 0.2, what is the force applied by each hand?

CHHAYA PUBLICATION-WORK AND ENERGY-PROBLEM SET -II
  1. A body of mass m is thrown up at a velocity u along a plane of inclina...

    Text Solution

    |

  2. A car of mass 500 kg moves with a constant velocity 72km/hr (i) alo...

    Text Solution

    |

  3. A car of mass 500 kg moves with a constant velocity 72km/hr (ii) up...

    Text Solution

    |

  4. A car of mass 500 kg moves with a constant velocity 72km/hr (iii) d...

    Text Solution

    |

  5. An engine is pulling up a train at 54 km*h^(-1) along a plane of slope...

    Text Solution

    |

  6. What is the power required to raise 450 L of water per minute through ...

    Text Solution

    |

  7. A fire engine raises 6 kL of water per minute to a height of 2m and ej...

    Text Solution

    |

  8. A railway engine of mass 12,000 kg is moving at constant speed of 5m*...

    Text Solution

    |

  9. A motor can pump up water to fill a tank of volume 500 m^3 in 25 minut...

    Text Solution

    |

  10. A motor boat is moving at a steady speed of 36.km*h^(-1). If the water...

    Text Solution

    |

  11. A body of mass 100g is dropped from the top of a tower 100m high. Find...

    Text Solution

    |

  12. A body of mass 100g is dropped from the top of a tower 100m high. Find...

    Text Solution

    |

  13. Find the acceleration of a body falling down a rough plane, inclined a...

    Text Solution

    |

  14. Two particles of masses m1 and m2 move on the same plane. If their re...

    Text Solution

    |

  15. A bullet of mass m moving with a horizontal velocity v entered a bloc...

    Text Solution

    |

  16. A particle of mass 5g is moving with a velocity of 10 cm*s^(-1) along ...

    Text Solution

    |

  17. What is the energy required to raise water through 20m , at 90 litre p...

    Text Solution

    |

  18. The kinetic energy of a body increases by 300 % . How much linear mome...

    Text Solution

    |

  19. A bullet of mass 20 g moving with a speed of 500 cm*s^(-1) is just ab...

    Text Solution

    |

  20. A particle of mass 0.5 kg travels in a straigh line with a velocity v=...

    Text Solution

    |