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Questions  >>  JEEMAIN and NEET  >>  NEET PAST PAPERS  >>  2002
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Q)

For a cell terminal P.D. is 2.2V when circuit is open and reduces to 1.8V when cell is connected to a resistance of R = 5Ω. Determine internal resistance of cell (r) is then : -


( A ) 59Ω
( B ) 109Ω
( C ) 910Ω
( D ) 119Ω
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