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The ratio of densities of two substances...

The ratio of densities of two substances is `2 :3` and that of specific heats is `1 : 2`. The ratio of thermal capacities per unit volume is

A

`1 : 2`

B

`2 : 1`

C

`1 : 3`

D

`3 :1`

Text Solution

Verified by Experts

The correct Answer is:
C
`H=mS = rhoVS rArr(H_(1))/(H_(2))=((rho_(1))/(rho_(2))) ((S_(1))/(S_(2)))`.
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Knowledge Check

  • The ratio of densities of two substances is 2 : 3 and their specific heats are in the ratio 3:4. The ratio of their thermal capacities for unit volume is

    A
    `1:1`
    B
    `1 :2`
    C
    `2 :1`
    D
    `8 :9`

  • The ratio of the volume of two cones is 2:3 and the ratio of radii of their base is 1:2. The ratio of their height is

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    `3:8`
    B
    `8:3`
    C
    `4:3`
    D
    `3:4`

  • The ratio of the densities of the two liquid is 2:3 and the ratio of their specific heats is 3:2. what will be the ratio of their thermal heat capacities, when same volume of both liquids are taken?

    A
    `2:3`
    B
    `3:2`
    C
    `9:4`
    D
    `1:1`

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