Questions
An ideal refrigerator has a freezer at a temperature of -13 °C. The coefficient of performance of the engine is 5.The temperature of the air (to which heat is rejected) will be :
Remember concepts with our Masterclasses.
80k UsersReady to Test Your Skills?
Check Your Performance Today with our Free Mock Tests used by Toppers!detailed solution
Correct option is C
COP=T2T1-T2⇒5=260T1-260 ⇒T1=312 K=39oCSimilar Questions
Coefficients of Performance of refrigerator and efficiency if it is working as a Carnot engine are and and according to given figure then correct option.
799 666 8865
support@infinitylearn.com
6th Floor, NCC Building, Durgamma Cheruvu Road, Vittal Rao Nagar, HITEC City, Hyderabad, Telangana 500081.
free study material
JEE Mock Tests
JEE study guide
JEE Revision Notes
JEE Important Questions
JEE Sample Papers
JEE Previous Year's Papers
NEET previous year’s papers
NEET important questions
NEET sample papers
NEET revision notes
NEET study guide
NEET mock tests
