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JEE Main & Advanced Physics Alternating Current / प्रत्यावर्ती धारा Question Bank Alternating Current, Voltage and Power

  • question_answer
    The peak value of 220 volts of ac mains is [CPMT 1990; MP PMT 1999; MP PET 2000; RPET2001]

    A)            155.6 volts                             

    B)             220.0 volts

    C)            311.0 volts                             

    D)             440 volts

    Correct Answer: C

    Solution :

               Peak value =\[220\sqrt{2}=311\ V\]


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