1.

Three resistances of one ohm each are connected in parallel. Such connection is again connected with \[2/3\,\Omega \] resistor in series. The resultant resistance will be                                         [MP PMT 1985]

A.                    \[\frac{5}{3}\Omega \]
B.                                      \[\frac{3}{2}\Omega \]
C.                    \[1\,\Omega \]            
D. \[\frac{2}{3}\Omega \]
Answer» D. \[\frac{2}{3}\Omega \]


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