Question
Download Solution PDFTwo reversible refrigerators are arranged in series and their COPs are 5 and 6 respectively. The COP of composite refrigeration system would be:
This question was previously asked in
ESE Mechanical 2016 Paper 1: Official Paper
Answer (Detailed Solution Below)
Option 2 : 2.5
Free Tests
View all Free tests >
ST 1: UPSC ESE (IES) Civil - Building Materials
20 Qs.
40 Marks
24 Mins
Detailed Solution
Download Solution PDFConcept:
COP of the system when two cycles with COP1 and COP2 are arranged in series is given by,
Calculation:
Given:
COP1 = 5 and COP2 = 6
Latest UPSC IES Updates
Last updated on May 28, 2025
-> UPSC ESE admit card 2025 for the prelims exam has been released.
-> The UPSC IES Prelims 2025 will be held on 8th June 2025.
-> The selection process includes a Prelims and a Mains Examination, followed by a Personality Test/Interview.
-> Candidates should attempt the UPSC IES mock tests to increase their efficiency. The UPSC IES previous year papers can be downloaded here.