- (A) average value
- (B) r.m.s. value
- (C) maximum value
- (D) instantaneous value
Electrical Engineering Mcqs
- (A) fluctuating load
- (B) poor insulation
- (C) mechanical vibrations
- (D) saturation of core
- (A) 50°C
- (B) 80°C
- (C) 100°C
- (D) 150°C
- (A) 6400 W
- (B) 1600 W
- (C) 800 W
- (D) 400 W
- (A) auto-transformers
- (B) air-cooled transformers
- (C) welding transformers
- (D) oil cooled transformers
- (A) sludge
- (B) odour
- (C) gases
- (D) moisture
- (A) copper core
- (B) cost iron core
- (C) air core
- (D) mild steel core
- (A) zero
- (B) 1 ohm
- (C) 1000 ohms
- (D) infinite
- (A) increased core losses
- (B) increased I2R losses
- (C) magnetic interference with communication circuits
- (D) all of the above
- (A) electrical fault inside the transformer itself
- (B) electrical fault outside the transformer in outgoing feeder
- (C) for both outside and inside faults
- (D) none of the above
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