An electric lamp connected to 220 volt line , draw 20 ampere current . Find the resistance of lamp..
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potential difference=220v
current drawn =20A
we know that (potential difference=resistance*current)
V=RI
220v=R*20A
R=220/20 ohm
R=11ohm
Thus,the resistance of the wire is 11ohm.
I hope this will help u
please make me brainlist
current drawn =20A
we know that (potential difference=resistance*current)
V=RI
220v=R*20A
R=220/20 ohm
R=11ohm
Thus,the resistance of the wire is 11ohm.
I hope this will help u
please make me brainlist
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