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物理第十一题Question11(1mark)Anincandescentlightglobehasacurrentof0.25A,andrunson240V.Whatistheresistanceofthefilamentintheglobe?
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物理第十一题
Question 11 (1 mark)
An incandescent light globe has a current of 0.25 A,and runs on 240 V.What is the resistance of the filament in the globe?
Question 11 (1 mark)
An incandescent light globe has a current of 0.25 A,and runs on 240 V.What is the resistance of the filament in the globe?
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答案和解析
Come on, it's just a simple Ohm's law. What grade are you in? R=V/I=240/0.25=960Ohm.
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