Interested to Buy Any Domain ? << Click Here >> for more details...
what is the function of a commutator in a dc generator?
- 14 Answers
- 76182 Views
- College School Exams Tests, NTPC, TCS, I also Faced
- E-Mail Answers
Answer Posted / venkatesan.j
It converts alternating current to unidirectional current
and also provied point for collection of current.
| Is This Answer Correct ? | 14 Yes | 5 No |
Post New Answer View All Answers
What is force on a conductor in a magnetic field ?
Please explain me about Relay curves and their sources to read ?
what is formula for calculate thermal overload in new numiricalrelay( not in bimetal relay)?
xfhnchncv?
Why the moulded plug comes with domestic appliances instead of assembled plug like anchor, Vinay 5/15 A.
is that any software calculator to calculate the size of cable
How to size fuse? How to size MCB?
what are your career plans upon completion of the programme and the relevance of recity generation to your professional development?
What is the differentional relay...what is the work of this in power Tx. how it is works..
1. What is differential relay? How it operates? 2.How to calculate the Short Circuit Impedance in Transformer? 3.What is the alternate solution for testing of polarity by using polarity tester while its milli ammeter does not works? 4. While testing the 33KV Busbar by using Hipot kit, what should be the test voltage we have to apply? 5. What is the procedure/activities to be taken to inject the current more than 2000A by using 2000A Loading Transformer? 6. Explain how you can give the overload setting to any Motor Protection Relay for a HT motors with formula and example? 7. Why restricted earth fault protection is needed? Why can’t differential Protection is sufficient? 8. What should be the minimum and maximum ohmic value for earthing? 9. Why DC Currents are not used in transformer? 10. What is the Frequency while we step up the voltage from 220V to 11KV? Is it possible? Explain it?
How many types of electrical earthing are there?
how to select the double earth conductor if 21A full load?
Mention the difference between Analogue and Digital circuit?
What is the difference between circuit breaker and isolator
how to test YNyn0 vector group in transformer?
