Physics · 2022
JEE Main · 27 June 2022, Shift 1 · Q55
A cell, shunted by a 8 Ω resistance, is balanced across a potentiometer wire of length 3 m. The balancing length is 2 m when the cell is shunted by 4…
A cell, shunted by a $\displaystyle 8 \Omega$ resistance, is balanced across a potentiometer wire of length $\displaystyle 3$ m . The balancing length is $\displaystyle 2$ m when the cell is shunted by $\displaystyle 4 \Omega$ resistance. The value of internal resistance of the cell will be \_\_\_\_ $\displaystyle \Omega$.
Official answer
8
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