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For a cell terminal potential difference...

For a cell terminal potential difference is 2.2 V when circuit is open and reduces to 1.8V when cell is connected to a resistance of R=`5Omega` then determine internal resistance of cell is:-

A

`10/9 Omega`

B

`9/10 Omega`

C

`11/9 Omega`

D

`5/9 Omega`

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The correct Answer is:
A
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