Each of three identical electric heaters is rated at 1000 W when operated across 100-V lines.When the three are connected in series across a 120-V line,at what rate is electric energy converted to heat energy? (Neglect variation of resistance with temperature.)
A)0.48 kW
B)1.0 kW
C)1.2 kW
D)3.0 kW
E)3.6 kW

Question

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The Answer of Each of three identical electric heaters is rated at 1000 W when operated across 100-V lines.When the three are connected in series across a 120-V line,at what rate is electric energy converted to heat energy? (Neglect variation of resistance with temperature.)
A)0.48 kW
B)1.0 kW
C)1.2 kW
D)3.0 kW
E)3.6 kW

Each of Three Identical Electric Heaters Is Rated at 1000