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An electric lamp, whose resistance is 20...

An electric lamp, whose resistance is `20 Omega` and a conductor of `4 Omega` resistance are connected to a `6 V` battery as shown in (Fig. 3.18) Calculate.
(a) the total resistance of the circuit,
(b) the current through the circuit, and
( c) the potential difference across the electric lamp and the conductor.
.

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