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CE
Question Practice

What is the formula for equivalent internal resistance \( r_{eq} \) when two internal resistances \( r_1 \) and \( r_2 \) are in series?

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MCQ_SA
CBSE
Class 12
Physics
Physics Part - I
CURRENT ELECTRICITY
Question Bank

What is the formula for equiva...

Single Answer MCQ
Q-00085322

What is the formula for equivalent internal resistance \( r_{eq} \) when two internal resistances \( r_1 \) and \( r_2 \) are in series?

1

r_{eq} = r_1 - r_2

2

r_{eq} = r_1 + r_2

3

r_{eq} = r_1 * r_2

4

r_{eq} = rac{r_1 + r_2}{2}

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