Use Ohm's law to determine the potential difference across the 3 Ω resistor in the circuit shown in the…
Use Ohm's law to determine the potential difference across the 3 Ω resistor in the circuit shown in the following diagram when key is closed :
Solution
RS = R1 + R2 + R3
= 1 + 2 + 3 = 6 Ω
I = V/R
= 2V / 6Ω = 1/3 A
V = IR
= 1/3 A × 3(Ω) = 1 V
Asked in: CBSE
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