Home
Class 12
PHYSICS
The dimensions of coefficient of thermal...

The dimensions of coefficient of thermal conductivity is

A

`ML^(-1)T^(-2)K^(-1)`

B

`ML^(-2)T^(-3)K^(-1)`

C

`ML^(-1)T^(-1)K^(-1)`

D

`MLT^(-3)K^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
D

Units of k is `kcal//m s K`
Dimensions: `[MLT^(-3)K^(-1)]`
Promotional Banner

Topper's Solved these Questions

  • HEAT TRANSFER

    PHYSICS GALAXY - ASHISH ARORA|Exercise Advance MCQs with One or More Option Correct|20 Videos
  • HEAT TRANSFER

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numerical Problems for Preparation of NSEP,INPhO&IPhO|66 Videos
  • HEAT TRANSFER

    PHYSICS GALAXY - ASHISH ARORA|Exercise Conceptual MCQs Single Option Correct|24 Videos
  • HEAT AND THERMAL EXPANSION

    PHYSICS GALAXY - ASHISH ARORA|Exercise UNSOLVED NUMRICAL PROBLEMS FOR PREPARATION OF NSEP, INPhO & IPhO|82 Videos
  • Kinetic Theory of Gases and Gas Laws

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numerical Problems for Preparation of NSEP, INPhO & IPhO|64 Videos

Similar Questions

Explore conceptually related problems

Coefficent Of Thermal Conductivity

Three metal rods of coefficient of thermal conductivities K,2K,3K conducts heats of 3Q, 2Q,Q per seconds through unit area then the ratio of temperature gradients .

Thermal conduction

The unit of thermal conductivity is :

The ratio of the coefficient of thermal conductivity of two different materials is 5 : 3 . If the thermal resistance of the rod of same thickness resistance of the rods of same thickness of these materials is same, then the ratio of the length of these rods will be

If the ratio of coefficient of thermal conductivity of silver and copper is 10 : 9 , then the ratio of the length upto which wax will melt in Ingen Hauze experiment will be

Coefficient of thermal conductivity has the dimensions:

The dimensional formula for coefficient of thermal conductivity is :

PHYSICS GALAXY - ASHISH ARORA-HEAT TRANSFER -Numerical MCQs Single Options Correct
  1. The height of a waterfall is 84 metre . Assuming that the entire kinet...

    Text Solution

    |

  2. In a steady state of thermal conduction, temperature of the ends A and...

    Text Solution

    |

  3. A black metal foil is warmed by radiation from a small sphere at tempe...

    Text Solution

    |

  4. A heat flux of 4000 J/s is to be passed through a copper rod of length...

    Text Solution

    |

  5. The temperature of a liquid drops from 365 K to 361 K in 2 minutes . ...

    Text Solution

    |

  6. Consider two hot bodies B(1) and B(2) which have temperature 100^(@)"C...

    Text Solution

    |

  7. The temperature of a perfect black body is 727^(@)C and its area is 0....

    Text Solution

    |

  8. The temperature of a piece of metal is raised from 27^(@)C to 51.2^(@)...

    Text Solution

    |

  9. The dimensions of coefficient of thermal conductivity is

    Text Solution

    |

  10. Six identical cunducting rods are joined as shown in Fig. Points A and...

    Text Solution

    |

  11. Two rods A and B of different materials are welded together as shown i...

    Text Solution

    |

  12. A parallel-sided slab is made of two different materials. The upper ha...

    Text Solution

    |

  13. Metal rods X and Y of identical cross-sectional area, have lengths 60 ...

    Text Solution

    |

  14. When the centre of earth is at a distance of 1.5 xx 10^(11)m from the ...

    Text Solution

    |

  15. Read the passage carefully and answer the followingquestions. Imagi...

    Text Solution

    |

  16. Two balls of same material and finish have their diameters in the rati...

    Text Solution

    |

  17. Three bars each of area of cross section A and length L are connected ...

    Text Solution

    |

  18. Four identical rods which have thermally insulated lateral surface are...

    Text Solution

    |

  19. In a room where the temperature is 30^(@)C, a body cools from 61^(@)C ...

    Text Solution

    |

  20. Two identical conducting rods AB and CD are connected to a circular c...

    Text Solution

    |