Home
Class 11
PHYSICS
An ideal heat engine takes in heat at 15...

An ideal heat engine takes in heat at 1520K and rejects heat at 380K . What is the efficiency of that engine ?

Text Solution

Verified by Experts

0.75
Promotional Banner

Topper's Solved these Questions

  • THERMODYNAMICS

    BINA LIBRARY|Exercise EXERCISE |59 Videos

  • THERMAL PROPERTIES OF MATTER

    BINA LIBRARY|Exercise EXERCISE|119 Videos

  • WAVES

    BINA LIBRARY|Exercise EXERCISE|97 Videos

Similar Questions

Explore conceptually related problems

An ideal engine takes in heat at 1000K .and rejects heat 300K . Calculate it's efficiency .

On what does the efficiency of a heat engine depends ?

state the factors upon which the efficiency of a heat engine depends .

Describe heat engine. Define efficieny of heat engine. Mention two reasons for which the efficiency of a heat engine becomes low.

A steam engine delivers 5.4 xx 10^8 J of work per minute and services 3.6 XX 10^8 J of heat per minute from its boiler. What is the efficiency of the engine? How much heat is wasted per minute?

What is the relation between heat and work?

Define effciency of a heat engine .can you design an engine which has the 100% efficiency ?

can a heat engine convert full intake of heat into work ?

What is latent heat of fusion?

To maintain a rotor at a uniform angular speed of 200 rad s~ 1, an engine needs to transmit a torque of 180 Nm. What is the power required by the engine? (Note: uniform angular velocity in the absence of friction implies zero torque. in practice, applied torque is needed to counter frictional torque). Assume that the engine is 100 % efficient.

BINA LIBRARY-THERMODYNAMICS -EXERCISE
  1. During adiabatic expansion a gas cools - explain the reason .

    Text Solution

    |

  2. Find the efficiency of a carnot's engine working between 500K and 300K

    Text Solution

    |

  3. An inventor claims to have developed an engine working between 600k an...

    Text Solution

    |

  4. An ideal heat engine takes in heat at 1520K and rejects heat at 380K ....

    Text Solution

    |

  5. An ideal engine takes in heat at 1000K .and rejects heat 300K . Calcul...

    Text Solution

    |

  6. A carnot's engine has an efficiency of 50% when its sinks temperature...

    Text Solution

    |

  7. Find the efficiency of a carnot's engine that works between the tempe...

    Text Solution

    |

  8. Find the efficiency of a carnot's engine that works between the tempe...

    Text Solution

    |

  9. The internal energy of a perfect gas does not change during

    Text Solution

    |

  10. Which of the following phenomena are reversible ?

    Text Solution

    |

  11. The first law of thermodynamics is a law of conversion of

    Text Solution

    |

  12. In reversible process the entropy of the universe

    Text Solution

    |

  13. To melt 1gm of ice completely the amount of work to be done is

    Text Solution

    |

  14. The temperature of source and sink of a carnot engine are 400K and 300...

    Text Solution

    |

  15. 110J of heat is supplied to a gaseous system whose internal energy inc...

    Text Solution

    |

  16. A sample of gas expands from volume V1 to V2 the amount of work done b...

    Text Solution

    |

  17. Efficiency of an engine is eta1 at T1 =200 degree C and T2= 0 degree C...

    Text Solution

    |

  18. The ratio of specific heat of a agas at constatnt pressure to that con...

    Text Solution

    |

  19. The latent heat of viporisation of water is 2240J if the work done in ...

    Text Solution

    |

  20. A refrigator with its power on , is kept in a closed room with its doo...

    Text Solution

    |