Answer Posted / hayat
synchronous motor with cyclo converter for speed control
| Is This Answer Correct ? | 1 Yes | 3 No |
Post New Answer View All Answers
What is Bolted fault?
Draw a SLD of HT distribution EB grid up to users Transformer?
in our all power plant have connected in grid and grid voltage and plant voltage is same, but as per as electrical concept the power will transmit from high potential to low potential but here altough same,then how power transmit from power plant to grid.
transformer phasor diagram under load explain it?
What is the difference between earthing,ground&nutral?
1sq mm dc powr cable can carry how much dc currnt
why do we need to use 3c+3e cable, normally i select only 3c+e cable and i think it is enough. pls explain the usefull of 3e cable ( in this project the earthing system is well done)
IF % IMPEDANCE OF A TRANSFORMER IS INCREASED FROM 5.8% TO 8% HOW MUCH THE EFFICIENCY OF THE TRANSFORMER WILL COME DOWN?
What is Plank's Law?
how to CHECK CT AND PT AT THE FAULT OCCUR IN GENERATOR RELAY PANEL .
what is the use of the circle diagram
write circuit diagram for a motor rotate in forward direction once it started and when pressed the same button it should rotate in anticlockwise.
I am using submission of two ct in one and half scheme for 67/67N protection. Both CTs star point is grounded separately near ct box.Will two point ground give wrong tripping to 67/67N during fault or no matter.
To make a basic instrumentation amplifier, it takes A One op-amp with a certain feedback arrangement B Two op-amp and seven resistors C Three op-amps and seven capacitors D Three op-amps and seven resistors
why we use four type of phase angle difference between pimary & secondry winding of a transformer & where we use them?