A refrigerator is to maintain eatables kept inside at 9^@ C. If room temperature is 36^@ C, calculate the coefficient of performance of refrigerator.

A refrigerator is to maintain eatables kept inside at 9^@ C. If room t

1.	A refrigerator is to maintain eatables kept inside at 9^@ C. If room temperature is 36^@ C, calculate the coefficient of performance of refrigerator.
Answer» <html><body><p>10.4<br/>11.4<br/>12.4<br/>13.4</p>Solution :`T_1`=36+273 = 309 <a href="https://interviewquestions.tuteehub.com/tag/k-527196" style="font-weight:bold;" target="_blank" title="Click to know more about K">K</a> <br/> `T_2`=9+273 =<a href="https://interviewquestions.tuteehub.com/tag/282-299641" style="font-weight:bold;" target="_blank" title="Click to know more about 282">282</a> K <br/> <a href="https://interviewquestions.tuteehub.com/tag/coefficient-920926" style="font-weight:bold;" target="_blank" title="Click to know more about COEFFICIENT">COEFFICIENT</a> of <a href="https://interviewquestions.tuteehub.com/tag/performance-11671" style="font-weight:bold;" target="_blank" title="Click to know more about PERFORMANCE">PERFORMANCE</a> of refrigerator , <br/> `beta=T_2/(T_1-T_2)=282/(309-282)=282/27` <br/> `therefore beta=10.4`</body></html>