Answer Posted / shivnath kumar
There are following types of transformer
1-core type
2-shell type
3-berry type
4-step up
5-step down
| Is This Answer Correct ? | 0 Yes | 1 No |
Post New Answer View All Answers
A 230V dc shunt wound motor has an armature resistance of 0,15Ω.When operating on no load at 650 rev/min the armature current is 6A . The motor takes a full load current of 85A. Calculate the full load speed if the field flux is (i) maintained constant (ii)reduced by 0,03
Why delta star trformers are used for lighting loads?
when we have to purchase the transformer by own i.e how much load will preferred HT connection?
how rectifier transformer work in electroststic precipetatore(esp?
What is vaccum currcuit breaker.define with cause and where be use it device?
How I can Compare 120v/60Hz versus 220v/50Hz ? Please tell me both advantage and disadvantage ......
If rotor works in clock wise what happens
how open delta PT works & what is its construction?
Why have to use copper cable for local isolator to motor ?
defult setting in p220 micom motor proction relay for 11kv,640kw,f.l.a.-40a,1440rpm ht motor?
Define thermal resistance in the context of power amplifier.
why need to be maintain power factor for industrial customer?
What is the purpose of stand by earth fault protection for transformer ?
why we use circuit breakers for switching instead of normal switching device?
Thermal withstand capability under full short circuit conditions, in terms of number of times of occurrence of short circuit and corresponding anticipated percentage reduction in transformer life.
