Gate EE-2006 Question Paper With Solutions

Q. 81 What is the maximum efficiency (in %) at unity p.f. load ?A 300 kVA transformer has 95% efficiency at full load 0.8 p.f. lagging and 96% efficiency at half load, unity p.f.

(A) 95.1
(B) 96.2
(C) 96.4
(D) 98.1

 

Answer:(B)

Explanation:

Gate EE-2006 Question Paper With Solutions

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