hi
i m an EC engg
i had cleared written test for PE for BEL
plz help be for interview
provide me full information about intrvw as much as u can..
thankx..
- 14 Answers
- 22419 Views
- BEL, NTPC, ZTE, I also Faced
- E-Mail Answers
Answer Posted / ansu
i will appear for bel pe exam this year, please can u
provide me some sample papers on ELECTRONICS my id is
ansuchatterjee@rediffmail.com
PLEASE SEND
| Is This Answer Correct ? | 2 Yes | 3 No |
Post New Answer View All Answers
Why silicon and germanium are the two widely used semiconductor materials?
WHAT IS THE ELLIGIBILITY FOR ADMISSIONS IN NITS
What is a dc power supply?
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 latching current in scr?
what is the operation involved in tubelight?
Why the antenna is called passive element?
What are the advantages of load commutated chopper?
is the syllabus of group1 and group2 same for all graduates like btech,bsc,bcom?
Describe the working of 3φ fully controlled bridge converter in the rectifying mode and inversion mode. And derive the expressions for average output voltage and rms output voltage?
The property of a metal that is determined by the indentation on a metal surface
Which type of charges present on the two opposite faces of the junction?
What is a bcd? What are its advantages and disadvantages?
What is meant by unidirectional or half-wave ac voltage controller?
Explain why is a two-input nand gate called universal gate?
