Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • Engineering
  • For a refrigirator which of the following statement is true  1) Refrigirator is basically a heat engine run in reverse direction  2) Coefficient of performance <i

For a refrigirator which of the following statement is true 

1) Refrigirator is basically a heat engine run in reverse direction 

2) Coefficient of performance \beta = Heat extracted / Work done 

3) Relation b/w coefficient of performance and efficiency of refrigirator is 

\eta = \frac{1 - \beta }{\beta }

Option: 1

1,2 and 3 


Option: 2

1 and 2 


Option: 3

2 and 3 


Option: 4

only 2 


Answers (1)

best_answer

As we have learned

Refrigerator -

It is device which is used to keep bodies at a temperature lower than surrounding.

-

 

 Relation b/w

 \beta \: \: and \: \: \eta \: \: is \: \: \beta = \frac{1 - \eta }{\eta }

 

Posted by

shivangi.bhatnagar

View full answer

JEE Main high-scoring chapters and topics

Study 40% syllabus and score up to 100% marks in JEE

Similar Questions

Trending Articles/News

anam-khan

BTech Admissions 2025 LIVE: JEE Main, MET registration underway; how to apply
anam-khan

JEE Main 2025 Registration: NTA issues advisory for Aadhaar authentication, name mismatch issues
anam-khan

BTech Admissions 2025: JEE Main registration last date, direct link

Latest Question