Physics
Write the expressions for the equivalent resistance R of three resistors R1, R2 and R3 joined in (a) parallel, (b) series.
Current Electricity
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Answer
(a) Equivalent resistance R of three resistors R1, R2 and R3 joined in parallel is given by —
= + +
(b) Equivalent resistance R of three resistors R1, R2 and R3 joined in series is given by —
R = R1 + R2 + R3
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