What is the difference between AC Drives and DC Drives?
Answer Posted / j.kesavan
we are using dc drives for high starting torque,very easy
to handeled this speed.
| Is This Answer Correct ? | 10 Yes | 21 No |
Post New Answer View All Answers
Differentiate between kirchhoff’s first law and kirchhoff’s second law?
before synchronizing an alternator,power factor is leading ,why?
How can get elongation of 2 k.G aluminium, if elongated aluminium dia is 2.5 mm?
what is size of 3phase 4wire cable to be used for 11 ton ductable A.C and how to calculate cable size for different load
What are the various kind of cables used for transmission?
what do u understand from filter factor of reactor?
Please provided formula for calculate the cable size from step up transformer to M.V panel, run overhead aluminum cables, total load is 5mega watt, total length 900 feet.
How to calculate the Harmonics losses in terms of cost/unit.
what is harmonics? what are the factors it will depend upon
why there using acb enclosure in big buildings
Why current shoots up in the secondary on the knee point voltage during saturation test of CT? How core saturation effects the secondary current (while the primary side is open)? What the logic behind this?
1. for eg, capacitor is used for many purposes(it act as filter, oscillator, bypass capacitor, memory storage etc...) 2. Please tell me some example circuits for different uses of capacitor( whenever and whereever and however we used capacitor as a filter, oscillator tuning etc..) 3. similarly for inductor and resistors(it act as what?) and when and how we want to act as like that?, and how we can used these components depends upon our requirments with example circuits and explanation? design to act as these components depends
What is different bewteen low or high impedance busbar protection scheme
Why in 6 KV XLPE cable termination kit used and why not in 380 V xlpe cable same is not used
Name of the relay of low lub oil presuure in DG sets