The frequency of a.c. is 50 Hz. How many times in one second does the voltage in the circuit become zero

Options :
  1. 25
  2. 50
  3. 100
  4. 150
Answer and Explanation :-

Answer: Option 3

Explanation:

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Strength and success - they are above morality, above criticism. It seems, then, that it is not what you do, but how you do it and what you call it. Is there a check in men, deep in them, that stops or punishes? There doesn't seem to be. The only punishment is for failure. In effect no crime is committed unless a criminal is caught.
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