Three resiators 10,15 and 20 ohm are connected in series in a circuit if the potential drop across the 15ohm resistor is 3v find the current in a circuit and potential drop across the 10ohm resistor
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r1=10ohms
r2=15ohm
r3=20ohms
given, p. d accross 15ohm resister=3v
since same current flows in these resister
current=i=p. d/r=3/15=0.2a
now,
pdat 10ohms=I. r=0. 2×10=2v
r2=15ohm
r3=20ohms
given, p. d accross 15ohm resister=3v
since same current flows in these resister
current=i=p. d/r=3/15=0.2a
now,
pdat 10ohms=I. r=0. 2×10=2v
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