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Physics · 2018
JEE Main 2018 · 2018-04-08 Offline · Q30
On interchanging the resistances, the balance point of a meter bridge shifts to the left by 10 cm. The resistance of their series combination is 1 k…
On interchanging the resistances, the balance point of a meter bridge shifts to the left by $\displaystyle 10$ cm. The resistance of their series combination is $\displaystyle 1 \mathrm{k} \Omega$. How much was the resistance on the left slot before interchanging the resistances ?
Official answer
(3)
$\displaystyle 550 \Omega$
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