Answer Posted / santhosh kumar
The potential difference between any two point of a circuit
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
why any centrifugal blower draw more current in starting. consider id fan and fd fan?
size of condotory fron voltage level
Is a contactor (or master relay) required between incoming lines and a VFD? The question goes to safety. If a contactor were used before the VFD and an e-stop engaged then the motor will coast to a stop (i.e. VFD loses power) instead of stopping much faster if the VFD braking fucntion were used. It would make more sense to keep power on the VFD.
How can two 3 phase transformers of same KVA and Voltage be connected in parallel?
Why an ac solenoid valve attract the plunger even though we interchanges the terminal? Will the poles changes?
The windings of a transformer are divided into several coils, because?
Explain the different regions in frequency response?
In a carnot engine with an efficiency of 40%, the heat rejected to the sink at 27 C is 60 kJ, then the heat supplied in kJ to the engine by the sources is
Why the moulded plug comes with domestic appliances instead of assembled plug like anchor, Vinay 5/15 A.
what is meant by class 1 E in electrical power supply?
How to do cable earhing? whether by grounding Armour to ground or by running extra G.I wire along with cable? which one is preferred mostly amoung them? If the second one is more preferable how many GI wires to be run along with cable (1 or 2)?
what is the difference betweem star connected motor & delta connected motor?
What are all present producing cost of Per KWH of various Fuel?
WRITEDOWN FEW RELY CODES
for a 500 KVA connected load, I calculated 30% of capactor for power correction. Even after using 225 KVR capactor PF is not improving. What could be reason for low Phase correction factor?