i want RRB chennai section engineer model
papers &previous years papers including GK,
ARITHEMETIC, REASONING, GENERAL ENGLISH IN THE YEAR
2005,2006,2007, 2008.
- 1 Answers
- 1974 Views
- I also Faced
- E-Mail Answers
Answer Posted / sva ramanamma
2006
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
Is fan out of ECL logic family is high?give reason for yes or no?
Where do we use am and fm?
1,2,3,5,8,13..... find 40th term......
7. Orange LED on RRI card is glowing – what is the indication?
describe the timing circuit of 8085 mpu?
How to design a software ic using vhdl?
Require 7-8 points of difference between cdma ans gsm technology.
What is a transistor?
Why the actual q-factor of the coil is someexplain what larger than the calculated q-factor?
What is engineering?
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 formula for power gain when input gain & output gain is given?
Power bjt is a current controlled device. Why?
What are the poles of alternators made of?
Describe transducer ei pickups in instrumentation and control engineering?
