Interested to Buy Any Domain ? << Click Here >> for more details...
What happens when ac supply is given as excitation voltage instead of dc
supply
- 1 Answers
- 3897 Views
- I also Faced
- E-Mail Answers
Answer Posted / k.prakashchandra
You can apply only single or two phase supply to the field
and there will be induced voltage in armature like a
transformer.The dc supply is given to create north and south
magnetic poles in the field.
| Is This Answer Correct ? | 1 Yes | 1 No |
Post New Answer View All Answers
Draw torque - speed curve and load curve of induction motor? mark operating point ?
There is air in a room . the top and bottom of the room are at constant temp. T1 and T2. DRAW THE temp profiles if a. T1 greater than T2 b. T1 less than T2
in Telecom DC system-why positive +ve is made earthed.and - ve is fed to load.
Describe Non I.S. Earth System and why is it used?
HOW TO CALCULATE THE VT SIZING?
why to use freewheeling diode ( diode in revers bias mode) across dc coil
what is the maintaining Cf in UPS.
What does a Bode plot tell you?
what is the string efficiency
What is the complete procedure of erection of electrical panel in industry
How much weight an electrical engine can pull??
what is the significance of tan&delta and how it performed in power transformer
How equivalent impedance is calculated in thevenin theorem?
How to findout raw or ups power? its not indicated in socket,
Differentiate between digital phase converter and ordinary phase converter.
