Company Name Starts with ...
#  A  B  C  D  E   F  G  H  I  J   K  L  M  N  O   P  Q  R  S  T   U  V  W  X  Y  Z

BSNL Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What are the different protection systems takes place on control panel board?

6 18164

what type of relays used in transformers?

24 52027

If single phase voltage level is 230V than why three phase voltage level is not 660V ?, but it is only 440V.

16 63756

how to check the earth resistance value& what is the minimum earth resistance for good earthing sysytem.

33 132678



roles of owslaw explain?

3 3830

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 .

1 1138

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 .


How will you Physically differentiate A.C and D.C motor?

10 14945

In Railway,why we are used HT Line 25KV ?.why we are not used 11KV,33KV and others for This?

37 27446

The power consumption, in case of centrifugal loads (like pump, fan, blower etc.), proportional to ____.

2 12141

What happens if a +vely charged particle is placed in the centre of a room and assume that the north side wall is having magnetised with north polarity and south side wall is magnetised with south polarity. In which direction the particle will move

5 4005


4 5783

ouestion for the post of section engineer

1 2718

1.two coupled coils with L1=L2=0.6 H have a coupling coefficient of k=0.8 the turns ratio N1/N2 is......

4 13664

Post New BSNL Electrical Engineering Interview Questions

Un-Answered Questions

2. What are the advantages of your present job, things you like about it?


Enlist the tasks for which source qualifier transformation is used.


Hello Friends, I am Vinod Rawat & want some tips of interview question for the post of accountant in a reputed company Pls. Given Examples.


how i secure my site with the https protocol.what are the steps?


Does postgresql run on the cloud?


What is unboundlocalerror in python?


Is there any need of pre-requisite before creating the configuration and replication? : hana sql script


What is meant by D-FF? What is the basic difference between Latches and Flip flops? What is a multiplexer? How can you convert an SR Flip-flop to a JK Flip-flop? How can you convert an JK Flip-flop to a D Flip-flop? What is Race-around problem? How can you rectify it? Which semiconductor device is used as a voltage regulator and why? What do you mean by an ideal voltage source? What do you mean by zener breakdown and avalanche breakdown? What are the different types of filters? What is the need of filtering ideal response of filters and actual response of filters? What is sampling theorem? What is impulse response? Explain the advantages and disadvantages of FIR filters compared to IIR counterparts. What is CMRR? Explain briefly. What do you mean by half-duplex and full-duplex communication? Explain briefly. Which range of signals are used for terrestrial transmission? What is the need for modulation? Which type of modulation is used in TV transmission? Why we use vestigial side band (VSB-C3F) transmission for picture? When transmitting digital signals is it necessary to transmit some harmonics in addition to fundamental frequency? For asynchronous transmission, is it necessary to supply some synchronizing pulses additionally or to supply or to supply start and stop bit? BPFSK is more efficient than BFSK in presence of noise. Why? What is meant by pre-emphasis and de-emphasis? What do you mean by 3 dB cutoff frequency? Why is it 3 dB, not 1 dB?


What is the local repository and where it is useful while using ambari environment?


Can we increase array size dynamically in java?


How does exception handling in python differ from java?


What is press release submission?


Explain what are the views available in app. Designer project workspace?


why electron produce magnetic field when it is in motion?


Re: Can anybody help me by attaching files , formats for quality checks of common building materials like cement , concrete , bricks , sand and aggregates? please my email id is