In a 110/220 V, 3 wire system neutral is not used, because

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In a 110/220 V, 3 wire system neutral is not used, because:

  1. Additional fuse protection is unnecessary
  2. Neutral fuse increases shock hazard
  3. Blowing of neutral fuse can produce serious voltage imbalance in circuit
  4. It is uneconomical

Correct answer: 3. Blowing of neutral fuse can produce serious voltage imbalance in circuit

Also see: Electrical Engineering MCQs on Power Generation

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