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The Frequency of Direct Current (D.C.) Is: (A) 0 Hz (B) 50 Hz (C) 60 Hz (D) 100 H - Science

The frequency of direct current (d.c.) is:

(a) 0 Hz
(b) 50 Hz
(c) 60 Hz
(d) 100 H 

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Solution

0 Hz
Because current flows in one direction only.            

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APPEARS IN

Lakhmir Singh Class 10 Physics (Science)
Chapter 2 Magnetic Effects of Electric Current
Q 36 | Page 104
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