How power is transferred from one winding to another in an auto-transformer?
A) electrically
B) magnetically
C( both a & b
D) neither of above
Answer Posted / raju kaki
Both electrically and magnetically
| Is This Answer Correct ? | 4 Yes | 4 No |
Post New Answer View All Answers
Explain dc generator with its types?
What is EHT tariff or Power factor Tariff ????
what is a types of short circuit and what is a types of distance protection tests
What can you contribute to the progress of our Company as an employee if you are selected?
what is difference between elr and R eartl realy.
If anyone would like to know or practice for FEWA papers contact me on mohamedrashad2@hotmail.com Just completed the supervisor exam in April 2021
how to select the automotive wire size by mathematical calculation. for xenon headlamp with ballast. the ballast given data voltage 10-17v,current permenant 6amp, run up phase is 15amp, peak at swicth on max 400micro sec is 40amp.the sum of cable resistance is 150mohm.please provide referenc document if any for relating the peak at switch on current,time & wire wire size
What will be advantage if we put some load in neutral of grounded star transformer & loadshortcircuit current,rated current of cable & MCB with example?
how we will deside the high voltage value
How can we calculate ac current from the given DC current when AC voltage is given?
What is tan delta & PPM in transformer? and whats its IS value?
I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?
From past few months I am getting lagging pf even though sufficient capacitors used in circuit. Where is the problem pls answer
how much flux density of CRNO core
I have experienced electrical maintenance HT ,but I completed be ECE ....can I apply c license or not ???? Pls help me friend s...