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8 cells, each of internal resistance 0.5...

8 cells, each of internal resistance `0.5 Omega` and emf 1.5V are used to send a current through an external ressistor of (a) `200 Omega` (b) `0.002 Omega` (c ) `1.0 Omega`. How would you arrange them to get the maximum current in each case? Find the value of current in each case.

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