Answer Posted / satheeshkumar
Only The carbon having possessing the negative temperature coefficient This is the main reason using for commutation porpose (The ratio of increasing resistance per degree centigrade o the resistance at 0 degree centigrade) dippend the carbon inverse action must take place
| Is This Answer Correct ? | 1 Yes | 1 No |
Post New Answer View All Answers
how electical engineer is related to apsrtc (general) post? if they ask a question in interview as why did u choose this job what shd be answer
Why 30kw 40 hp 4 pole 3ph induction motor over heated?any steps on reduction in heat?
what are the possible reaons & remedies if resistance of NGR getting heat up
What is ST and specify its range of voltage.
If we need 4c× 50mm sq cable but it's not available so we can pull 4c×25mm sq two cables?
how to calculate compresor capacity?
temp of cast resin 1500kva tx formerwent up to 138.c but came down very fast to about 100.c within 20 mins when load was reduced from 70% to 60%
working function importance of mdc meter
What are reasond for high wattage in single phase induction motors
what is meant by loss of field in a DC motor? how a universal motor works?
How to test REF relay testing for LV panel as per Kahramaa standard?
Zone of protection and tripping scheme of arc protection relay.
What is the Current equation in series RLC circuits.
What happens to voltage when current is zero?
what is meant by the phrase 'static load' in case of shorting in a generator excitation system?