The flash point of transformer oil should be higher than
A) 40°C
B) 60°C
C) 80°C
D) 104°C
Correct Answer:
Verified
Q14: Multi-layer helical windings are commonly used in
Q15: Disc windings are primarily used in
A)short capacity
Q16: The heat dissipating capability of transformers of
Q17: Transformers with a capacity of upto _
Q18: The forced oil and air circulation method
Q20: The voltage control in electric supply networks
Q21: D.C. windings are
A)sometimes 2-layer type
B)never 2-layer type
C)always
Q22: The usual values of maximum flux densities
Q23: For 275 kV transformers, using cold rolled
Q24: For large power transformers, self oil cooled
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