Two lamps on rated 100w 220v and the other 60w 220v are connected in parallel find the current by two lamps
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let P1 =100w ,. P2=60w
I1=? ,. I2=?
since the potential difference is same
V=220v
I1=P1/V , I2=P2/V
= 100/220. ,. =60/220
=0.45A. ,. =0.27A
hope it helps you
I1=? ,. I2=?
since the potential difference is same
V=220v
I1=P1/V , I2=P2/V
= 100/220. ,. =60/220
=0.45A. ,. =0.27A
hope it helps you
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