Answer to Question #311060 in Electric Circuits for abdi

Electric Circuits

Question #311060

A typical incandescent bulb has an efficiency of about 10%. What current is needed for a bulb with a resistance of 1.5×102Ω to output power of 6.0 W?

Expert's answer

Solution;

"P=I^2R"

"6=I^2\u00d71.5\u00d710^2"

"I^2=0.4"

"I=0.6324A"

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