Several electric bulb are designed to be on 220V electric supply lines are rated at 10W . How many lamps can be connected in parallel with each other across the two wires of 220V line, if the maximum allowed current is 5A ?
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the no of lamps are connected in parallel are 110
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I=5A
➡️V=220V
➡️P=VI
➡️P=5×220
➡️P=1100W
➡️Power of each bulb=10W
➡️No. of bulb=1100/10=110
➡️➡️Therefore numberof bulb is 110.
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