Electrical Engineering

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Quiz #206

Electrical Engineering Quiz - 27 Questions

27 min
Pass: 33%
Electrical Engineering 0 attempts
Quiz #205

Electrical Engineering Quiz - 25 Questions

25 min
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Quiz #204

Electrical Engineering Quiz - 25 Questions

25 min
Pass: 33%
Electrical Engineering 0 attempts
Quiz #203

Electrical Engineering Quiz - 20 Questions

20 min
Pass: 33%
Electrical Engineering 0 attempts
Quiz #202

Electrical Engineering Quiz - 15 Questions

15 min
Pass: 33%
Electrical Engineering 0 attempts
Quiz #201

Electrical Engineering Quiz - 20 Questions

20 min
Pass: 33%

Questions in this Category

31. A single phase one pulse controlled circuit has a resistance R and counter emf E load 400 sin(314 t) as the source voltage. For a load counter emf of 200 V, the range of firing angle control is _____?
32. A step up chopper has input voltage 110 V and output voltage 150 V. The value of duty cycle is_____?
33. Which statement is true for latching current ___________?
34. If holding current of a thyristor is 2 mA then latching current should be_____?
35. In reverse blocking mode of a thyristor______?
36. In forward blocking mode of a thyristor________?
37. For an SCR gate – cathode characteristic is a straight line of 130. For triggered source volume of 15 V and allowable gate power dissipation of 0.5 W compute the gate source resistance_____?
38. The function of snubber circuit connected across the SCR is to___________?
39. A single phase full bridge inverter can operate in load commutation mode in case load consists of____________?
40. Thyristor can be protected from over voltages by using
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