The terminal voltage of the battery, whose emf is \(10~\text V\) and internal resistance \(1~\Omega,\) when connected through an external resistance of \(4~\Omega\) as shown in the figure is:
A cell of emf \(4~\text{V}\) and internal resistance \(0.5~\Omega\) is connected to a \(7.5~\Omega\) external resistance. The terminal potential difference of the cell is:
1.
\(3.75~\text{V}\)
2.
\(4.25~\text{V}\)
3.
\(4~\text{V}\)
4.
\(0.375~\text{V}\)
Subtopic: Â EMF & Terminal Voltage |
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NEET - 2022
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