Electrical Engineering Interview Questions
Questions Answers Views Company eMail

Write the formula for Fault MVA, Fault current, Base MVA.

2 19336

# 4 hi friends i m from electrical branch and seeking for tech. + apti. both papers of hpcl plz get it available as soon as possible my email id is sumit_lig189@yahoo.co.in

HPCL,

796

In all the generators, the excitation supply is DC. What is the significance of DC excitation? What will happen if AC supply is given as excitation supply?

2 2608




if 2 coil of 1000W connect in series and 200 v is applied across it . then what is the total power of coil when coil have only resistive load .

BSNL,

1 716

What is the Harmonics??????????

5 4850

where used impendence relay?

3 2834

What is SF6 Circuit Breaker?

Sodexo,

10 16379

i want prepare power grid exam what are book we want refer for electrical ?

5 9765




how can we measure 220kv or more than these voltages ...?and also how can we conform whether we r getting 220kv from generating stations throuth the h v transmission lines?

1 1731

if 2 coil of 1000W connect in series and 200 v is applied across it . then what is the total power of coil when coil have only resistive load .

BSNL,

749

In all the generators, the excitation supply is DC. What is the significance of DC excitation? What will happen if AC supply is given as excitation supply?

8 8939

How shall i design a liquid rotor starter

1648

what topics we have to concentrate for power grid et.written test.and tell what to read for english synonyms and antonyms.

683

hello freinds what is advantage and disadvantage of plc again dcs?

2 4356

how can we can take BDV test in transformer?

5 39284


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Un-Answered Questions { Electrical Engineering }

What is the rotor frequency of 10 Hp 1440 RPM 50HZ 415V ?

622


What is mean by STUB protection?

706


How i can decide that HVDC line is best for transmission.

672


What is the IS standard for MCCB to be use (As per capacity of AMP)& for ACB also.

662


Why it need to form a capcitor when it not been in use from three or two year. Plz describe it technically.

635






UG cable sizes were specified in sqmm. But practically its not coming to mesure. What's the reason for that? And how they specify the size of the cable?

549


Please sent me some previous year question papers of BSNL-JTO telecom and RRB in ELectrical Engineering to varshashahi@yahoo.com

728


What is the Surge suppresor? Why using in a UDB's and How it works?

832


how meger function

1575


If only R Phase is connected in 2 pole elcb, n is not connected than it will work or not in ground fault.

161


description about dry type transformers

621


When we need up only in o/p 440v, so why we use directly in 11kva in input?

488


If we have to feed a housing complex having load 8MVA, than what would be the better option, either we first step down 33kv supply into 11kv & than 430v or we proposed no of 33/.44 kv transformer, also which option is economical?

883


How to test the Secure Elite 440 Multi function meter working condition.

713


please give me solution to rectify the emi(electromagnetic interference)

675