Physics for IGCSE & O level - Electricity (Section 10 - No. 50)
In a series circuit, what is the total resistance equal to?
The sum of the individual resistances
The reciprocal of the sum of the reciprocals of the individual resistances
The smallest resistance in the circuit
The largest resistance in the circuit
Giải thích
The total resistance in a series circuit is the sum of the individual resistances.