A) \[\frac{4}{5}\Omega \]
B) \[\frac{5}{4}\Omega \]
C) \[20\,\Omega \]
D) \[0.05\,\,\Omega \]
Correct Answer: D
Solution :
When resistances are connected in series, resultant resistance is equal to sum of individual resistances and in parallel resultant resistance is equal to sum of reciprocal of individual resistance, hence minimum resistance is obtained when the five resistances are connected in parallel. Hence, equivalent resistance is\[{{R}_{p}}=\frac{1/4}{5}=\frac{1}{20}=0.05\,\,\Omega \]You need to login to perform this action.
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