SSC JE Mechanical Engineering 27 Oct 2020 Shift 2 Papers

Question : 166 of 200

Marks: +1, -0

If the by – pass factor is 0.30, what will be the efficiency of the cooling coil or the contact factor?

Solution:

BPF = 0.30
Now,

η_\coil = 1 -BPF

η_\coil = 1 -0.3

∴ η_\coil = 0.7

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