Physics · 2011
NEET 2011 · Prelims · Code A · Q19
A current of 2 A flows through a 2 Ω resistor when connected across a battery. The same battery supplies a current of 0.5 A when connected across a 9…
A current of $\displaystyle 2$ A flows through a $\displaystyle 2 \Omega$ resistor when connected across a battery. The same battery supplies a current of $\displaystyle 0.5$ A when connected across a $\displaystyle 9 \Omega$ resistor. The internal resistance of the battery is :
Official answer
(3)
$\displaystyle 1 / 3 \Omega$
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NEET (UG) 2011 Physics question, with the answer from NTA’s final answer key. Where our answers come from.