Home
Class 12
PHYSICS
The thermal capacity of 40 gm of alumini...

The thermal capacity of 40 gm of aluminium (specific heat = 0.2 cal/gm/`@^C`) is

A

`160 cal per ^@ C`

B

`40 cal per ^@C`

C

`8 cal per ^@C`

D

`200 cal per ^@C`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • GRAVITATION

    MBD PUBLICATION|Exercise QUESTION BANK|219 Videos

  • LINEAR MOMENTUM FORCE

    MBD PUBLICATION|Exercise QUESTION BANK|227 Videos

Similar Questions

Explore conceptually related problems

When 25 gm of ice at - 20^@C have absorbed 2500 cal of heat, what is the temperature of the resulting water? (latent heat of ice = 80 "cal"//(gm) and specific heat of ice = 0.5 "cal"//(gm)//^@C) .

How much heat is required to raise the temperature of 240 gm of gold from 28^@C to 143^@C ? (Specific heat of gold = = 0.031 k cal//kg//^@C ).

Latent heat of fusion of lead is 5"cal"/(gm) and its melting point is 328^@C .How much heat is required to melt 5 gm of lead initially at 18^@C ? (Specific heat of lead = 0.031"cal"//(gm)//^@C) .

Equal volumes of mercury and glass have the same heat capacity . Calculate the specify heat of a glass piece of specific gravity 2.5 , if the specific heat of mercury is 0.0333 and its specific gravity is 13.6 .

What is the gram molar specific heat, C_V of nitrogen ?

If C_0 and C are the capacity of the same capacitor with air and medium then the specific inductive capacity of the dielectric medium is

What do you understand by the following statements. Specific heat of mercury is 0.033 cal//gm^@C .

MBD PUBLICATION-KINETICS THEORY OF GASES-QUESTION BANK
  1. The absolute temperature of a gas is increased three times. The root m...

    Text Solution

    |

  2. The temperature at which r.m.s. velocity of oxygen molecules is equal ...

    Text Solution

    |

  3. The thermal capacity of 40 gm of aluminium (specific heat = 0.2 cal/gm...

    Text Solution

    |

  4. The ratio of the root mean square velocity of H2 and O2 maintained at ...

    Text Solution

    |

  5. The temperature at mean which kinetic energy of a molecule of an ideal...

    Text Solution

    |

  6. At what temperature will the average K.E. per molecule of a gas be exa...

    Text Solution

    |

  7. At what temperature will the average K.E. of a gas molecule be twice i...

    Text Solution

    |

  8. The K.E. per m^3 of hydrogen at N.T.P. is

    Text Solution

    |

  9. The K.E. per unit mass of hydrogen at N.T.P. is

    Text Solution

    |

  10. If the temperature of a perfect gas is raised from 27^@C to 327^@C, th...

    Text Solution

    |

  11. A vessel contains mixture of hydrogen and oxygen gases in the ratio of...

    Text Solution

    |

  12. CP and CV are molar specific heats of a gas and R is a gas constant. N...

    Text Solution

    |

  13. The specific heat of carbon is 0.12 cal/gm ^@^C. It's molar specific h...

    Text Solution

    |

  14. For diatomic gas, molar specific heat at constant volume is : (R = 2 c...

    Text Solution

    |

  15. 2 kcal of heat are supplied to a system. The internal energy of a syst...

    Text Solution

    |

  16. An iron ball of mass 0.2 kg is heated to 100^@C when it is put in the ...

    Text Solution

    |

  17. The difference between the molar specific heats of a gas is (R=8311 ...

    Text Solution

    |

  18. For hydrogen CP=3.4(cal)/(@C),CV=2.4(cal)/(@C), R=8.3 J/k mole k. Calc...

    Text Solution

    |

  19. Calculate the rms speed of air molecules at N.T.P. if density is 1.29k...

    Text Solution

    |

  20. Calculate kinetic energy of 1 gm of helium at 127^@C. Given that R= 8....

    Text Solution

    |