Electrical Engineering Interview Questions
Questions Answers Views Company eMail

Why cant we connect the motor output to generator and then generator output to motor ?

4 5680

who invented active elements? plz give me the complte details of active elements...

1382

What is UJT PNP, NPN transistor & working principles?

TATA,

1 11956

what is relation of rpm with Power supply? rpm directly Proposational to power ?

2 5202

How to calculate the Harmonics losses in terms of cost/unit.

1531

how to select the cable size? any formula to calculate cable size?

4 6809

what is the frequency of direct current(dc)?

Cognizant, University,

12 34793

What happen if two protection core (3p) of VT in LAVT are 11kv/root3, 110v/root3 and one protection core (3p) is 11kv/root3, 110v/3

1 4441

What is the difference between single point and double point bonding. please kindly detail about bonding of cables.

1898

I need a formula to calculate the size of cable as per load but in the terms of length. Please Reply me as i search lot of sites but i did not get the answer.

1574

How does the sensitive earth fault protection provided by cbct for motor can help in reducing the size of cable used to supply the motor?

1 2907

How is The split core current transformer working ?

Honeywell, NCC,

1 2776

I want to do a mini project. Now I'm studying in 6th semis tor EEE Engineering.

1644

What is the difference between bushing and insulators.? what is the creepage distance?

4 38938

In motors how many types of cooling systems were used?

NTPC,

1554


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

what are the possible reaons & remedies if resistance of NGR getting heat up

1364


Why we use auxillary relay ? what is function of differential relay, directional o/c relay?

1599


What is the basic principal, by which DC voltage level is increased more than the supplied AC voltage during conversion. As upto AC level it is contorrled by firing anlge but after maximum level how is it possible.Please clear picture. OR we have to supply the higher level AC?

1450


Why do power lines not short out when they fall into water?

1466


defination of lines

1510






what is the use of the circle diagram

4460


what should be correct gas pressures to be a 1.5 ac unite

1042


Define noise?

698


How much depth n width required for laying of 1X70 Sqmm Cable in Desert???

1182


What is essential to prove safe isolation of electrical circuit?

604


what is meant by impulse voltage?

1520


what is meant by the phrase 'static load' in case of shorting in a generator excitation system?

1683


What is the physical significance of phase.. i.e. what is exactly the meaning in layman's language.. 1 phase, 3 phase etc ???

1648


How to calculate no of Lighning arrestors are required for protecting 50mX 50m*20m cubical building and locations of LA?

1417


Which contains in POLE ASSEMBLY of a 11KV Kirloskar-make SF6 (Model No-FP620A12)? Will u clarify with drawing?

1717