Two resistors 6 Ω and 3 Ω are in SERIES. Their equivalent resistance is:
A9 Ω
B4.5 Ω
C2 Ω
D3 Ω
Answer & Solution
Correct answer: A. 9 Ω
1. In series, resistances ADD: R_eq = R₁ + R₂.
2. = 6 + 3 = 9 Ω.
3. Same current through both; voltages add up to the total.
_Source: NCERT Class 10 Science Ch 11 §11.5.1 Series Combination_
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