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Q.

What is the frequency of direct current (D.C)?

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a

0 Hz

b

25 Hz

c

75Hz

d

100Hz

answer is A.

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Detailed Solution

The frequency of current refers to the number of times the direction of flow of electric charge gets reversed in one second and is measured in hertz (Hz). Direct current (DC) is the flow of electric charge in one direction. Hence, the frequency of direct current (DC) is 0 Hz.

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What is the frequency of direct current (D.C)?