engineering recuitment NFC Chemical Plant Operator Mock Test Physics Current, Resistance and Electricity Combination of Resistors — Series and Parallel
When two resistors 'R1' and 'R2' are connected in parallel, the effective resistance is equal to?
1
(R1 + R2)/(R1R2)
2
R1R2/(R1 + R2)
3
R1R2/(R1 + R2)2
4
(R1 + R2)2/(R1R2)