|
What is power quality meter?
|
|
0
|
391
|
January 10, 2018
|
|
What are Motor Generator Sets and explain the different ways the motor generator set can be used?
|
|
0
|
241
|
January 10, 2018
|
|
What is the difference between isolators and electrical circuit breakers? What is bus-bar?
|
|
0
|
296
|
January 10, 2018
|
|
What is Reverse power relay?
|
|
0
|
298
|
January 10, 2018
|
|
What is meant by knee point voltage?
|
|
0
|
471
|
January 10, 2018
|
|
Two bulbs of 100w and 40w respectively connected in series across a 230v supply which bulb will glow bright and why?
|
|
0
|
299
|
January 10, 2018
|
|
Why most of analog o/p devices having o/p range 4 to 20 mA and not 0 to 20 mA?
|
|
0
|
337
|
January 10, 2018
|
|
What is the power factor of an alternator at no load?
|
|
0
|
308
|
January 10, 2018
|
|
What is use of lockout relay in HT voltage?
|
|
0
|
470
|
January 10, 2018
|
|
What is the difference between earth resistance and earth electrode resistance?
|
|
0
|
320
|
January 10, 2018
|
|
Mention the methods for starting an induction motor?
|
|
0
|
324
|
January 10, 2018
|
|
Which power plant has high load factor?
|
|
0
|
427
|
January 10, 2018
|
|
What are HRC fuses?
|
|
0
|
705
|
January 10, 2018
|
|
How do you select a cable size (Cu & Al) for a particular load?
|
|
0
|
410
|
January 10, 2018
|
|
If one lamp connects between two phases it will glow or not?
|
|
0
|
500
|
January 10, 2018
|
|
What is the need of over voltage relay and over current relay?
|
|
0
|
463
|
January 10, 2018
|
|
Why temperature rise is conducted in bus bars and isolators?
|
|
0
|
349
|
January 10, 2018
|
|
Why an ac solenoid valve attract the plunger even though we interchanges the terminal?
|
|
0
|
726
|
January 10, 2018
|
|
How electrical power is generated by an A.C Generator?
|
|
0
|
278
|
January 10, 2018
|
|
Why ELCB can not work if N input of ELCB do not connect to ground?
|
|
0
|
322
|
January 10, 2018
|
|
Why series motor cannot be started on no-load?
|
|
0
|
488
|
January 10, 2018
|
|
Why in a three pin plug the earth pin is thicker and longer than the other pins?
|
|
0
|
324
|
January 10, 2018
|
|
Why Delta Star Transformers are used for Lighting Loads?
|
|
0
|
310
|
January 10, 2018
|
|
What are the advantages of star-delta starter with induction motor?
|
|
0
|
312
|
January 10, 2018
|
|
Why is the starting current high in a DC motor?
|
|
0
|
518
|
January 10, 2018
|
|
What is meant by Regenerative braking?
|
|
0
|
343
|
January 10, 2018
|
|
Define IDMT relay?
|
|
0
|
471
|
January 10, 2018
|
|
Where should the lighting arrestor be placed in distribution lines?
|
|
0
|
385
|
January 10, 2018
|
|
What is the difference between MCB & MCCB?
|
|
0
|
406
|
January 10, 2018
|
|
Why we do two types of earthing on transformer?
|
|
0
|
2082
|
January 10, 2018
|