Rectifiers & Converters Mcqs Start Creating PDF
Rectifiers & Converters Mcqs, this topic has 58 mcqs, It takes five to ten minutes to complete this free rectifiers & converters mcqs test. You will see 4 or 5 option of each question. You must choose / think only one option and then press on answer key for check right answer. Practice "rectifiers & converters mcqs" MCQs and share with your friends, brothers, sisters.
rectifiers & converters mcqs (Total Quiz: 58)
MCQ: The ignited or auxiliary anode in mercury arc rectifier is made of____________?
- graphite
- boron carbide
- aluminium
- copper
B
MCQ: Which of the following rectifiers are primarily used for charging of low voltage batteries from AC supply ?
- Mechanical rectifiers
- Copper oxide rectifiers
- Selenium rectifiers
- Electrolytic rectifiers
- Mercury arc rectifiers
D
MCQ: Which of the following is the loss within the mercury arc rectifier chamber ?
- Voltage drop in arc
- Voltage drop at the anode
- Voltage drop at the cathode
- All of the above
D
MCQ: Which of the following rectifiers have been used extensively in supplying direct current for electroplating ?
- Copper oxide rectifiers
- Selenium rectifiers
- Mercury arc rectifiers
- Mechanical rectifiers
- None of the above
B
MCQ: In a mercury arc rectifier, the anode is usually made of_____________?
- copper
- aluminium
- silver
- graphite
- tungsten
D
MCQ: A commutating rectifier consists of commutator driven by___________?
- an induction motor
- a synchronous motor
- a D.C. series motor
- a D.C. shunt motor
B
MCQ: In selenium rectifiers efficiencies ranging from _______ to _______ percent are attainable?
- 25, 35
- 40, 50
- 60, 70
- 75, 85
D
MCQ: The applications of selenium rectifiers are usually limited to potential of_____________?
- 10 V
- 30 V
- 60 V
- 100 V
- 200 V
D
MCQ: Selenium rectifier can be operated at temperatures as high as____________?
- 25°C
- 40°C
- 60°C
- 75°C
D
Related Keywords
- synchronous rectification
- dc to dc rectifier