A current of 2 A flows through a 2 resistor when connected across a battery. The same…
Physics · Class 12 · CBSE — Current Electricity
A current of 2 A flows through a 2 \(\Omega\) resistor when connected across a battery. The same battery supplies a current of 0.5 A when connected across a 9 \(\Omega\) resistor. The internal resistance of the battery is:
- 0.5 \(\Omega\)
- \(\frac 13\) \(\Omega\)
- \(\frac 14\) \(\Omega\)
- 1 \(\Omega\)
Answer
(B) 13
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