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What will happen if the primary of a transformer is connected to D.C. supply? 

(A) Transformer will operate with low efficiency (B) Transformer will operate with high efficiency (C) No effect (D) Transformer may start to smoke and burn 

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What will happen if the primary of a transformer is connected to D.C. supply? 

(A) Transformer will operate with low efficiency (B) Transformer will operate with high efficiency (C) No effect (D) Transformer may start to smoke and burn 

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