Home
Class 12
PHYSICS
A train of mass 100 metric tons is ascen...

A train of mass 100 metric tons is ascending uniformly on an incline of 1 in 250, and the resistance due to friction, etc is equal to 6 kg per metric ton. If the engine be of `7.84xx10^(4)` watts and be working at full power, find the speed at which the train is going

A

2 m/s

B

16 m/s

C

8 m/s

D

10 m/s

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

A train of mass 100 metric tons is drawn up an incline of 1 in 49 at the rate of 36 kph by a engine. If the resistance due to friction be 10N per metric ton, calculate the power of the engine if the steam is shut off, how far will the train move before it comes to rest ?

An engine draws a train up an incline of 1 in 100 at the rate 36km//h If the resistance due to friction is 5kg per metric ton calculate the power of the engine given mass of train and engine is 100 metic ton .

A train of mass 10^(6) kg is going up an incline plane with incline 1 in 49 at a rate of 10m//s if the resistance due to friction be 10 N per metric ton, calculate the power of the engine. If the engine is shut off, how far will the train move before it comes to rest ? take g=9.8m//s^(2)

An engine of one metric ton is going up an inclined plane of slope 1 in 2 at the rate of 36km h^(-1) If the coefficient of friction is 1//sqrt3 calculate the power of the engine in k W .

An engine of 100H.P draws a train of mass 100 metic ton with a velocity of 36km h^(-1) Find the coefficient of friction.

An engine of mass 6.5 metric ton is going up an incline of 5 in 13 at the rate of 9km//h Calculate the power of the engine if mu = 1//2 and g = 9.8m//s^(2) .

A train weighing 100 metric ton is running on a level track with a uniform speed of 72km h^(-1) . If the frictional resistance amounts to 0.5kg per metric ton, find the power of the engine

An engine of 100 H.P draws a train of mass 200 metric ton with a velocity of 36 km // h . Find the coefficient of friction.

A truck of amss 10 ton is movng up an incline of 1 in 50 with a uniform velocity of 72 km/h. If the resistance opposing the motion of the truck due to friction is 5 kg per ton, the power of the engine is (g=10m//s^(2))

An engine of weight 6.5 metric ton is going up an inclined plane of 5 in 13 at the rate of 9km//h . If the coefficient of friction is (1)/(120 . Calculate the power of the engine. Take g=9.8m//s^(2)

ALLEN-TEST PAPER-Exercise (Physics)
  1. The potential energy (in joules ) function of a particle in a region o...

    Text Solution

    |

  2. AB is a quarter of a smooth horizontal circular track of radius R,A pa...

    Text Solution

    |

  3. The potential energy of a particle of mass 1 kg moving in X-Y plane is...

    Text Solution

    |

  4. A block of mass m is pushed up against a spring, compressing it a dist...

    Text Solution

    |

  5. A train of mass 100 metric tons is ascending uniformly on an incline o...

    Text Solution

    |

  6. in which fo the following cases the centre of mass of a rod is certain...

    Text Solution

    |

  7. A man of mass 80 kg stands on a plank of mass 40 kg. The plank is lyin...

    Text Solution

    |

  8. A monkey of mass 20 kg rides on a 40 kg trolley moving at a constant s...

    Text Solution

    |

  9. A ball A moving with a velocity 5 m/s collides elastically with anothe...

    Text Solution

    |

  10. The angular speed of a star spinning about its axis increases as the s...

    Text Solution

    |

  11. A mass m=1 kg hangs from the wheel of radius R=1 m .When released fro...

    Text Solution

    |

  12. In the following figure, a sphere of radius 3m rolls on a plank. The a...

    Text Solution

    |

  13. Three parallel forces are acting on a rod at distances of 40 cm, 60 cm...

    Text Solution

    |

  14. A cylinder rolls up an inclined plane, reaches some height, and then r...

    Text Solution

    |

  15. Two blocks are resting on ground with masses 5 kg and 7 kg. A spring c...

    Text Solution

    |

  16. A body is dropped from height 8m. After striking the surface it rises ...

    Text Solution

    |

  17. A uniform equilateral triangular lamina of side a has mass m. Its mome...

    Text Solution

    |

  18. For a particle rotating in a vertical circle with uniform speed, the m...

    Text Solution

    |

  19. A small of mass m starts from rest at the position shown and slides al...

    Text Solution

    |

  20. A block is released from rest from top of a rough curved track as show...

    Text Solution

    |