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Three equal resistors connected in series across a source of emf together dissipate 10 watts of power. What would be the power dissipated in the same resistors when they are connected in parallel across the same source of emf? 

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Three equal resistors connected in series across a source of emf together dissipate 10 watts of power. 90 watts would be the power dissipated in the same resistors when they are connected in parallel across the same source of emf.

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