SSC JE Mechanical Engineering 27 Oct 2020 Shift 2 Papers

Question : 170 of 200

Marks: +1, -0

The by – pass factor of a single cooling coil in an air – conditioner is 0.8. what will be the by – pass factor if three such cooling coils, with the same apparatus dew point, are kept one behind the other?

0.226
0.343
0.102
0.512

Validate

Solution:

By Pass Factor = 0.8, N = 3
Now,

∴ BPF = X^N

∴ BPF = 0.8^3

∴ BPF = 0.512

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