Home
Class 11
PHYSICS
A piece of ice falls from a height h so ...

A piece of ice falls from a height `h` so that it melts completely. Only one-quarter of the heat produced is absobed by the ice and all energy of ice gets converted into heat during its fall. The value of `h` is
[Latent heat of ice is `3.4 xx 10^(5) J//kg` and `g = 10 N//kg`]

Text Solution

Verified by Experts

The correct Answer is:
`136 km`
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • CALORIMETRY AND THERMAL EXPANSION

    RESONANCE|Exercise Exercise-2|1 Videos

  • CALORIMETRY AND THERMAL EXPANSION

    RESONANCE|Exercise Exercie-3|1 Videos

  • CALORIMETRY AND THERMAL EXPANSION

    RESONANCE|Exercise Exercise-1|1 Videos

  • CALORIMETRY

    RESONANCE|Exercise Exercise|19 Videos

  • CAPACITOR

    RESONANCE|Exercise Exercise|45 Videos

Similar Questions

Explore conceptually related problems

A piece of ice falls from a heighth so that it melts completely. Only one-quarter of the heat produced is absorbed by the ice and all energy of ice gets converted into heat during its fall. The value of height from which ice fall . [Latent heat of ice is 3.4 xx 10^(5) J//kg and g = 10 N/kg]

From what heigh should a piece of ice fall so that it melts completely ? Only one quarter of the heat produced is absorbed by the ice. Latent heat of ice is 3.4xx10^(5) j kg^(-1) and g=10 ms^(2) .

Knowledge Check

  • A piece of ice falls from a hight h so that it melts completely. Only one quarter of the heat produced is absorbed by the ice and all energy of ice gets converted into heat during its fall. The value of h is : (Latent heat of ice is 3.4xx10^(5) j//kg and g=10N//kg )

    A
    34 km
    B
    544 km
    C
    136 km
    D
    68 km

  • A piece of ice falls from a heighth so that it melts.com Only one-quarter of the heat produced is absorteil ice and all energy of ice gets converted into beat de fall. The value of his [Latent heat of ice is 3.41 and g = 10 N/kg]:

    A
    34 km
    B
    544 km
    C
    136 km
    D
    68 km

  • A block of ice falls from certain height and completely melts. If only 3/4th of the enrgy is absorbed by the block. The height of the fall should be (L=363SI units and g=10ms^(-2) )

    A
    48.4m
    B
    84.4m
    C
    88.4m
    D
    44.8m

    • Similar Questions

    Explore conceptually related problems

    What is meant by saying that the latent heat of fusion of ice is 3.34 xx 10^(5)J//kg ?

    A refrigerator takes heat from water at 0^(@)C and transfer it to room at 27^(@)C . If 100 kg of water is converted in ice at 0^(@)C then calculate the work done. (Latent heat of ice 3.4xx10^(5) J//kg )

    A 10 H inductor carries a current of 20A . How much ice at 0^@C could melted by the energy stored in the magnetic field of the inductor? Latent heat of ice is 22.6xx10^I3J//kg

    Calculate the amount of heat energy to be supplied to convert 5 kg of ice at 0^(@)C completely into water at 0^(@)C if latent heat of melting ice is 80 cal/g.

    Calculate the amount of heat energy to be supplied to convert 5 kg of ice at 0^(@)C completely into water at 0^(@)C if latent heat of melting ice is 80 cal/g.

    Home
    Profile