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The domestic power supply is at 220 volt. The amplitude of emf will be
  • a)
    220 V
  • b)
    110 V
  • c)
    311 V
  • d)
    None of this
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
The domestic power supply is at 220 volt. The amplitude of emf will be...
We know: Vrms​=​Vo​​/√2
 
Substituting values (Here RMS Voltage is 220 V)
We get: Maximum V (or amplitude) =311V
 
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The domestic power supply is at 220 volt. The amplitude of emf will be...
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The domestic power supply is at 220 volt. The amplitude of emf will be...
We know: Vrms​=​Vo​​/√2
 
Substituting values (Here RMS Voltage is 220 V)
We get: Maximum V (or amplitude) =311V
 
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