A circuit has a fuse of 5 m find the maximum number of 100 watt 220 volt lamps that can be used in this circuit
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Suppose x number of such bulbs can be used.
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Suppose x number of such bulbs can be used.
Power of 1 bulb=100watt
Power of x bulbs (P) =100x watt
Potential difference(V) =220 V
I=5A
We know that, P=VI
=100x=220*5
Therefore,x=220*5/100
=11 bulbs.
Power of 1 bulb=100watt
Power of x bulbs (P) =100x watt
Potential difference(V) =220 V
I=5A
We know that, P=VI
=100x=220*5
Therefore,x=220*5/100
=11 bulbs.
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