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Analog circuits miscellaneous

  1. The centre tap full-wave single-phase rectifier circuit uses 2 diodes as shown in the given figure. The rms voltage across each diode is _________ V
    1. 295.3
    2. 395.3
    3. 91
    4. 315
Correct Option: B

PIV across each diode = 2 × 280 √2 volts.
When diode is conducting (during half cycle) voltage across the diode is zero.
Hence rms value of the voltage across the diode

=
PIV
= 280 √2 = 395.3 V
2



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