Answer Posted / vikram
it is balance the main line
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
What is the difference between shortcircuit current, rated current of cable & MCB with example? What will be the size of cable required for 5.5 KW motor (Full load current 10 Amps approx.), Starting current with DOL is 120 Amps. Aprrox. Short circuit current with LLLG fault is 2000 Amps Approx.
What is dynamo?How it works and what is the function of dynamo in a DG.
What is the difference between vector surge relay (78) and Pole slip relay (98G)
draw the restricted earth fault protection circuit install on power transformer and identify its parameters and draw C/C curve of it
- two pumps must work with them at the same time but if the first pump start the second pump must delayed for some time to start also , with motor rated power = 90 KW and rated voltage = 380 V and rated power factor = 0.85 lag please draw the power and control circuit for it and determine all circuit components parameters that you use it
What are the different circuits in thermal power plant?
Why syn. Generators are used for the production of electricity?
to vary valtage from 0 - max a variac is necessary . so how to design for high power applications nearly about 200KW power
in my working site. momentary jerck in electrical supply ocurred frequently which cause of multiple losses in our electrical equipements. how can we protect our electrical machines and equipements in this situation.
if flux and load static in dc motor and supply voltage increases 20% then what happened in speed
What is the Basic Difference bitween Long Shunt Connection and Short Shunt Connection in DC Generator?
In control room of our one plant there is a continuously the incoming power goes to PC is vary,means in stabilizer it continuously indicate from high input to low and low input to high. what is the reason and its solution.
Explain Need of a starter in a dc motor.? Also explain any two starting and speed control method of dc motor?
How can we choose the rating of submersible motors
PLEASE TELL ME ABOUT QUESTION PAPER OF UPCL ENTERENCE EXAM.