The period of a signal is 10 ms. What is its frequency in Hertz?
(A) 10
(B) 100
(C) 1000
(D) 10000
Answer: (B)
Explanation: We know that frequency = 1 / time period.
frequency = 1 / 10 ms = 1 / 10 * 10-3.
= 1 / 10-2 = 100.
So, option (B) is correct.
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