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CBSE Class 10 Answered

an electric bulb is marked 25w,220 v.it is used for 10 hoursdaily.calculate 1)its resistance while glowing 2)energy consumed in kWh per day
Asked by Praveen Kumar | 12 Sep, 2013, 06:12: PM
Expert Answer
The resistance of bulb will be given as
 
The energy consumed in a day is
Answered by Romal Bhansali | 13 Sep, 2013, 10:08: AM
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