|
What are the different turn on methods of SCR?
|
|
0
|
606
|
January 19, 2018
|
|
What is latching current in SCR?
|
|
0
|
831
|
January 19, 2018
|
|
What is holding current in SCR?
|
|
0
|
708
|
January 19, 2018
|
|
What are the advantages in operation of choppers at high frequency?
|
|
0
|
1897
|
January 19, 2018
|
|
What are the various control strategies for varying duty cycle of the chopper
|
|
0
|
1175
|
January 19, 2018
|
|
Advantages of three-phase drives over single phase drives
|
|
0
|
463
|
January 19, 2018
|
|
What causes poor input power factor in phase controlled DC drives?
|
|
0
|
1027
|
January 19, 2018
|
|
Why thyristors are not preferred now a days for chopper fed DC drives?
|
|
0
|
2028
|
January 19, 2018
|
|
What is negative converter group in a cycloconverter?
|
|
0
|
1952
|
January 19, 2018
|
|
What is positive converter group in a cycloconverter?
|
|
0
|
2392
|
January 19, 2018
|
|
Applications of cyclo-converter
|
|
0
|
563
|
January 19, 2018
|
|
What is step-down cyclo-converters?
|
|
0
|
541
|
January 19, 2018
|
|
What is step-up cyclo-converters?
|
|
0
|
521
|
January 19, 2018
|
|
Types of cyclo-converters
|
|
0
|
492
|
January 19, 2018
|
|
What is cyclo-converter?
|
|
0
|
763
|
January 19, 2018
|
|
Advantages of sequence control of ac voltage regulators
|
|
0
|
1090
|
January 19, 2018
|
|
What is meant by sequence control of ac voltage regulators?
|
|
0
|
806
|
January 19, 2018
|
|
Disadvantages of continuous gating signal
|
|
0
|
2193
|
January 19, 2018
|
|
What type of gating signal is used in single phase ac voltage controller with RL load?
|
|
0
|
1748
|
January 19, 2018
|
|
What is meant by bidirectional or half-wave ac voltage controller?
|
|
0
|
583
|
January 19, 2018
|
|
Disadvantages of unidirectional or half-wave ac voltage controller
|
|
0
|
3827
|
January 19, 2018
|
|
Disadvantage of ON-OFF control
|
|
0
|
934
|
January 19, 2018
|
|
Advantage of ON-OFF control
|
|
0
|
837
|
January 19, 2018
|
|
Difference between ON-OFF control and phase control
|
|
0
|
3709
|
January 19, 2018
|
|
What are the two methods of control in ac voltage controllers?
|
|
0
|
711
|
January 19, 2018
|
|
Disadvantages of AC voltage controllers
|
|
0
|
2207
|
January 19, 2018
|
|
Advantages of ac voltage controllers
|
|
0
|
1681
|
January 19, 2018
|
|
Applications of ac voltage controllers
|
|
0
|
555
|
January 19, 2018
|
|
What does ac voltage controller mean?
|
|
0
|
670
|
January 19, 2018
|
|
Disadvantages of PWM control
|
|
0
|
526
|
January 19, 2018
|