What is (a) the highest, (b) the lowest total resistance that can be secured by combinations of four coils
of resistance 4 , 8 , 12 , 24 ?
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Answer:
a- 48ohm , b- 2ohm
Explanation:
Case A-
When resistances are connected in series, maximum resistance is obtained.
Case B-
Minimum resistance is obtained when they are connected in parallel.
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