Suppose a 8-volt battery is connected across a lamp whose resistance is \( 20 \mathrm{ohm} \) th... VIDEO
Suppose a 8-volt battery is connected across a lamp whose resistance is \( 20 \mathrm{ohm} \) the current in the circuit is \( 0.25 \mathrm{~A} \), calculate the value of the resistance from the resistor which must be used.
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Find (i) total resistance
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