Home
Class 11
PHYSICS
A Carnot engine work as refrigerator in ...

A Carnot engine work as refrigerator in between `0^(@)C` and `27^(@)C`. How much energy is needed to freeze `10 kg` ice at `0^(@)C`/

A

1.4

B

1.8

C

0.058

D

2.5

Text Solution

Verified by Experts

Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • LAWS OF THERMODYNAMICS

    BITSAT GUIDE|Exercise 39|1 Videos

  • HEAT, TEMPERATURE AND CALORIMETRY

    BITSAT GUIDE|Exercise Bitsat archives|9 Videos

  • MAGNETOSTATICS

    BITSAT GUIDE|Exercise BITSAT Archives|8 Videos

Similar Questions

Explore conceptually related problems

A Carnot engine work as refrigerator in between 0^@C and 27^@C . How much energy is needed to freeze 10kg at 0^@C Work efficiency coefficient in above question,

A Carnot engine works between temperature 0^(@)C and 100^(@)C . Calculate its efficiency.

Knowledge Check

  • A Carnot engine operates between 277^(@)C and . 27^(@)C Efficiency of the engine will be

    A
    `1/3`
    B
    `2/5`
    C
    `3/4`
    D
    `3/5`

  • The coeffcient of performance of a refrigerator working between 10^(@)C and 20^(@)C is

    A
    28.3
    B
    29.3
    C
    2
    D
    Can not be calculated

  • If a carnot engine works between 127^(@)C and 527^(@)C then its efficiency is

    A
    0.25
    B
    0.375
    C
    0.5
    D
    0.75

    • Similar Questions

    Explore conceptually related problems

    Find the efficiency of a Carnot's engine working between 127^(@)C and 27^(@)C .

    The efficiencty of a carnot engine working between 127^(@) C and 77^(@) C is

    An ideal Carnot's engine works between 227^(@)C and 57^(@)C . The efficiency of the engine will be

    The coefficient of performance of a Carnot refrigerator working between 30^(@)C and 0^(@)C is

    A Carnot engine operates between 327^(@)C and 27^(@)C How much heat (in joules) does it take from the 327^(@)C reservoir for every 100 J of work done?

    Home
    Profile