how the high voltages are produced?and what it causes?

Question Posted / m.kishore kumar

4 Answers
6759 Views
I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

how the high voltages are produced?and what it causes?..

Answer / priyanka

high vtgs are produced by high vtg surges,a sudden
increase of voltage damages the equipment throughout t/m
line so surge absorbers have to be used to protect the
equipment as it is very costly.

Is This Answer Correct ?

2 Yes

1 No

how the high voltages are produced?and what it causes?..

Answer / yaswanth

high voltages are can also produced either electerically or
electronically.it is used to test the equipment's critical
voltage.ex.Insulation measuring, t/f oil testing.

Is This Answer Correct ?

0 Yes

0 No

how the high voltages are produced?and what it causes?..

Answer / chandrasekar

impulse generator can be used produce very high voltage for
short duration. And this high voltage is produced to test
electrical equipments like transformer , lightning arrrestor etc

Is This Answer Correct ?

0 Yes

0 No

how the high voltages are produced?and what it causes?..

Answer / alok

High voltages are
produced as a result
of various unwanted
factors like harmonics,
and these have to be
rectified from the
system, either they
may cause temporary
or parmanent damages.

Is This Answer Correct ?

1 Yes

2 No

Post New Answer

More Electrical Engineering Interview Questions

write a program that prints prime numbers from 1-20 in digonal form

0 Answers

we all know that corona is nothing but ionization of air around the conductor and there by allowing current to pass through ionized air.but we are not getting any short circuit in between the respective phases though the air turned as a conductive media between them??

1 Answers Siemens,

Then what do you call a transformer that is installed on the ground?"

1 Answers

can u please tell me how VFD(variable frequency) drive is used as a energy saver....?

12 Answers Essar, Oracle,

what is the relation between frequency and inductive reactance in a d.c supply?

2 Answers L&T,

how the calculation is done if the DG set require for the -- -48 to -51v 4000 ah battery set .

1 Answers BSNL,

can we keep open the secondary of current transformer?

1 Answers Jyona Power,

How to improve the power factor from 0.8 to 0.98? Also tell me cost vs benefit analysis.