Full-wave Rectifier MCQ

Test your knowledge with important Full-wave Rectifier MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Full-wave Rectifier MCQs at Bissoy

• In a centre tapped full wave rectifier, the input sine wave is 250sin100t. The output ripple frequency will be _________
  ক

  50Hz

  খ

  100Hz

  গ

  25Hz

  ঘ

  200Hz
• If the peak voltage on a centre tapped full wave rectifier circuit is 5V and diode cut in voltage is 0.7. The peak inverse voltage on diode is_________
  ক

  4.3V

  খ

  9.3V

  গ

  5.7V

  ঘ

  10.7V
• Transformer utilization factor of a centre tapped full wave rectifier is_________
  ক

  0.623

  খ

  0.678

  গ

  0.693

  ঘ

  0.625
• If input frequency is 50Hz for a full wave rectifier, the ripple frequency of it would be _________
  ক

  100Hz

  খ

  50Hz

  গ

  25Hz

  ঘ

  500Hz
• In a centre tapped full wave rectifier, RL=1KΩ and for diode Rf=10Ω. The primary voltage is 800sinωt with transformer turns ratio=2. The ripple factor will be _________
  ক

  54%

  খ

  48%

  গ

  26%

  ঘ

  81%
• A full wave rectifier uses load resistor of 1500Ω. Assume the diodes have Rf=10Ω, Rr=∞. The voltage applied to diode is 30V with a frequency of 50Hz. Calculate the AC power input.
  ক

  368.98mW

  খ

  275.2mW

  গ

  145.76mW

  ঘ

  456.78mW
• A full wave rectifier delivers 50W to a load of 200Ω. If the ripple factor is 2%, calculate the AC ripple across the load.
  ক

  2V

  খ

  5V

  গ

  4V

  ঘ

  1V
• A full wave rectifier supplies a load of 1KΩ. The AC voltage applied to diodes is 220V (rms). If diode resistance is neglected, what is the ripple voltage?
  ক

  0.562V

  খ

  0.785V

  গ

  0.954V

  ঘ

  0.344V
• Efficiency of a centre tapped full wave rectifier is _________
  ক

  50%

  খ

  46%

  গ

  70%

  ঘ

  81.2%