1.

 The frequency for which a \[5\,\mu F\] capacitor has a reactance of \[\frac{1}{1000}\] ohm is given by [MP PET 1997]

A.   \[\frac{100}{\pi }MHz\]   
B.   \[\frac{1000}{\pi }Hz\]
C.   \[\frac{1}{1000}Hz\] 
D.   1000 Hz
Answer» B.   \[\frac{1000}{\pi }Hz\]


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