|
A GTO can be turned on and turned off by ___
|
|
0
|
207
|
September 27, 2022
|
|
As the firing of a thyristor is delayed, the output voltage of ___
|
|
0
|
159
|
September 27, 2022
|
|
The use of free wheeling diode in controlled rectifier improves the ___
|
|
0
|
136
|
September 27, 2022
|
|
When a thyristor is conducting, the voltage drop across ___
|
|
0
|
221
|
September 27, 2022
|
|
Inverters find applications in ___
|
|
0
|
109
|
September 27, 2022
|
|
The commutation method in ___
|
|
0
|
203
|
September 27, 2022
|
|
A cycloconverter uses ___
|
|
0
|
152
|
September 27, 2022
|
|
A class E chopper ___
|
|
0
|
183
|
September 27, 2022
|
|
A fully controlled bridge converter can operate in ___
|
|
0
|
133
|
September 27, 2022
|
|
In a half bridge inverter the gate pulses of the two thyristors have ___
|
|
0
|
91
|
September 27, 2022
|
|
A 3 phase fully controlled converter is ___
|
|
0
|
192
|
September 27, 2022
|
|
In a three phase series inverter, the firing frequency is ___
|
|
0
|
122
|
September 27, 2022
|
|
Which statement is correct one?
|
|
0
|
127
|
September 27, 2022
|
|
In a single phase full wave controlled rectifier using centre tap transformer, the voltage across ___
|
|
0
|
220
|
September 26, 2022
|
|
SUS is a PUT and avalanche diode connected between gate and ___
|
|
0
|
164
|
September 26, 2022
|
|
If we connect two silicon unilateral switches in ___
|
|
0
|
135
|
September 26, 2022
|
|
In rectifier circuits, ripple factor RF and form factor FF are ___
|
|
0
|
120
|
September 26, 2022
|
|
A dc chopper feeds an RLE load and has a duty cycle of ___
|
|
0
|
133
|
September 26, 2022
|
|
A UJT exhibits negative resistance characteristics when ___
|
|
0
|
277
|
September 26, 2022
|
|
In rectifier circuits, the rms value of ac component of ___
|
|
0
|
140
|
September 26, 2022
|
|
In a single phase full wave regulator feeding ___
|
|
0
|
171
|
September 26, 2022
|
|
The stud in a stud mounted SCR acts as ___
|
|
0
|
139
|
September 26, 2022
|
|
When UJT is used for thyristor gate signal, the output of ___
|
|
0
|
149
|
September 26, 2022
|
|
Which of these devices have four layers?
|
|
0
|
191
|
September 26, 2022
|
|
A capacitor C farads is charged to ___
|
|
0
|
142
|
September 26, 2022
|
|
McMurray Bredford half bridge inverter uses ___
|
|
0
|
134
|
September 26, 2022
|
|
In a power diode the reverse recovery time is the time from ___
|
|
0
|
153
|
September 26, 2022
|
|
Chopper always requires forced commutation ___
|
|
0
|
121
|
September 26, 2022
|
|
The total number of leads in MOS controlled ___
|
|
0
|
126
|
September 26, 2022
|
|
Two single phase semi-converters are connected in ___
|
|
0
|
146
|
September 26, 2022
|