Two heater wires of equal length are first connected in series and then in parallel. The ratio o...

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Two heater wires of equal length are first connected in series and then in parallel. The ratio of heat produced in two cases will be
(a) \( 1: 2 \)
(b) \( 1: 4 \)
(c) \( 2: 1 \)
(d) \( 4: 1 \)
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