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For a cell, the terminal potential diffe...

For a cell, the terminal potential difference is `2.2 V`, when circuit is open and reduces to `1.8 V `. When cell is connected to a resistance `R=5Omega`, the internal resistance of cell `(R)` is

A

`10/9Omega`

B

`9/(10Omega)`

C

`11/(9Omega)`

D

`5/(9Omega)`

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The correct Answer is:
A
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