Home
Class 11
PHYSICS
A metal ball immersed in alcohol weighs ...

A metal ball immersed in alcohol weighs `W_1` at `0^@C` and `W_2` at `59^@C`. The coefficient of cubical expansion of the metal is less than that of alcohol. Assuming that the density of metal is large compared to that of alcohol, it can be shown that

A

`W_1 gt W_2`

B

`W_1 geW_2`

C

`W_1 lt W_2`

D

`W_2=(W_1/2)`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • Sound

    TARGET PUBLICATION|Exercise Exercise|248 Videos

Similar Questions

Explore conceptually related problems

The volume of metal block changes by 0.18% when it is heated through 20^@ C then its coefficient of cubical expansion will be

The volume of a metal block changes by 0.84% when heated through 200 °C then its coefficient of cubical expansion is

A metal rod of diameter 1 cm measures 50 cm in length at 65 °C. If the coefficient of linear expansion of the rod is 16 x 10-6/ °C, the length of the rod at 0 °C will be

Two metal rods has lengths in the ratio 3:2 and coefficient of linear expansion are in the ratio 2:3 . If they are heated from 35^@ C to 95^@C , then ratio of their linear expansion is

A metal rod having a coefficient of linear expansion of 2 xx 10^-5 /^@C has a length of 100 cm at 20^@C . The temperature at which it is shortened by 1 mm is

The volume of a metal block increases by 0.15% when its temperature isincreased by 200^@C . Find the coefficient of its linear expansion.

A metal rod of length l, cross-sectional area A, Young's modulus Y and coefficient of linear expansion alpha is heated to t^(@)C . The work that can be performed by the rod when heated is

A calorimeter of mass 50 gm and specific heat capacity 0.42 J g^-1 ^@C^-1 contains some water at 20^@ C. A metal piece of mass 20 gm at 100^@ C is dropped into the calorimeter. After stirring, the final temperature of the mixture is found to be 22^@C .Find the mass of water used. (specific heat of metal piece= 0.3 J g^-1 ^@C^-1 specific heat of water = 4.2 J g^-1 ^@C^-1 )

Radiation of intensity 0.5 xx 10^-4 W//m^2 falls on the emitter in a photoelectric set-up. The emitter (cathode) is made up of potassium and has an area of 5 cm^2 . Let us assume that the electrons from only the surface are knocked off by the radiation. According to the wave theory,what will be the time required to notice some deflection in the microammeter connected in the circuit? (Given the metallic radius of potassium atom is 230 pm and work function of potassium is 2.3 eV.)

A metal ball of surface area 200 cm^(2) and temperature 527^(@)C is surrounded by a vessel at 27^(@)C . If the emissivity of the metal is 0.4, then the rate of loss of heat from the ball is (sigma = 5.67 xx10^(-8)J//m^(2)-s-k^(4))

TARGET PUBLICATION-Thermal Properties of Matter-Exercise
  1. An ideal gas is expanding such that PT^2 = constant. The coefficient o...

    Text Solution

    |

  2. An ice box used for keeping cold eatables has a total wall area of 1 m...

    Text Solution

    |

  3. A metal ball immersed in alcohol weighs W1 at 0^@C and W2 at 59^@C. Th...

    Text Solution

    |

  4. For any given scale X, the ice point is 40^@ and the steam point is 12...

    Text Solution

    |

  5. In the given (V - T) diagram, what is the relation between pressures P...

    Text Solution

    |

  6. Two non-reactive monoatomic ideal gases have their atomic masses in th...

    Text Solution

    |

  7. A barometer tube of length 90 cm contains some air above mercury. The ...

    Text Solution

    |

  8. Absolute zero may be regarded as that temperature at which

    Text Solution

    |

  9. The coefficient of volume expansion of an ideal

    Text Solution

    |

  10. Coefficient of linear expansion of brass and steel rods are a1 and a2....

    Text Solution

    |

  11. The density of mercury at 0^@C is 13600 (kg)/m^3 and volume coefficien...

    Text Solution

    |

  12. The value of coefficient of volume expansion of glycerin is 5 xx 10^-4...

    Text Solution

    |

  13. When water is heated from 0^@C to 10^@C, it's volume

    Text Solution

    |

  14. A metre scale made of steel reads accurately at 25^@C. Suppose in an e...

    Text Solution

    |

  15. A copper rod of 88 cm and an aluminium rod af unknown length have thei...

    Text Solution

    |

  16. A solid rectangular sheet has two different coefficients of linear exp...

    Text Solution

    |

  17. Which of the following substances (A, B and C) has the highest specifi...

    Text Solution

    |

  18. Two identical bodies are made of a material for which the heat capacit...

    Text Solution

    |

  19. Steam at 100^@C is passed into 20 g of water at 10^@C When water acqu...

    Text Solution

    |

  20. Three bodies of the same material and having masses m,m and 3m are at ...

    Text Solution

    |