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ELECTRONICS interview questions and answers for freshers Page 2

(#M40034368) ELECTRONICS QUESTION Keep an EYE

What is the power density received from the sun at sea level?

A. 10 mW/cm2
B. 100 mW/cm2
C. 500 mW/cm2
D. 1 W/cm2

Asked In ELECTRONICS santhoshkumar (11 years ago)

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(#M40034343) ELECTRONICS QUESTION program of microprocessure Keep an EYE

MVI A,4EH
ORA
RLC


then output will bi

Asked In ELECTRONICS RAHUL KUMAR (11 years ago)

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(#M40031850) ELECTRONICS QUESTION Keep an EYE

A 2MB PCM(pulse code modulation) has

a) 32 channels
b) 30 voice channels & 1 signalling channel.
c) 31 voice channels & 1 signalling channel.
d) 32 channels out of which 30 voice channels, 1 signalling channel, & 1 Synchronizatio channel.

Asked In ELECTRONICS Rajendra Singh (11 years ago)

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(#M40019064) ELECTRONICS QUESTION ELECTRONICS QUESTIONS Keep an EYE

What do you mean by ASCII, EBCDIC?

Asked In ELECTRONICS (12 years ago)

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(#M40019063) ELECTRONICS QUESTION ELECTRONICS QUESTIONS Keep an EYE

What do you mean by 3 dB cutoff
frequency? Why is it 3 dB, not 1 dB?

Asked In ELECTRONICS (12 years ago)

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(#M40019062) ELECTRONICS QUESTION ELECTRONICS QUESTIONS Keep an EYE

What is meant by pre-emphasis and
de-emphasis?

Asked In ELECTRONICS (12 years ago)

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(#M40019061) ELECTRONICS QUESTION ELECTRONICS QUESTIONS Keep an EYE

BPFSK is more efficient than BFSK in
presence of noise. Why?

Asked In ELECTRONICS (12 years ago)

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(#M40019060) ELECTRONICS QUESTION ELECTRONICS QUESTIONS Keep an EYE

For asynchronous transmission, is it
necessary to supply some synchronizing pulses
additionally or to supply or to supply start and stop
bit?

Asked In ELECTRONICS (12 years ago)

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(#M40019059) ELECTRONICS QUESTION ELECTRONICS QUESTIONS Keep an EYE

When transmitting digital signals is
it necessary to transmit some harmonics in addition to
fundamental frequency?

Asked In ELECTRONICS (12 years ago)

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(#M40019058) ELECTRONICS QUESTION ELECTRONICS QUESTIONS Keep an EYE

Why we use vestigial side band (VSB-C3F)
transmission for picture?

Asked In ELECTRONICS (12 years ago)

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