Which signalling scheme is most affected by noise
Consider the following statements:
Losses in optical fibres are caused by
1. impurities in the fibre material
2. microbending
3. splicing
4. step index profile
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Which of the following are microwave sources ?
Which one of the following acts as a microwave amplifier ?
Match List-I with List-II and select the correct answer using the code given below the lists:
Consider the following circuit:
What is the circuit shown below ?
The Boolean theorem B + C + BC = AB + C corresponds to
Consider the following logic circuit: What is the required input condition (A, B, C) to make the output X = 1, for the above logic circuit ?
The initial contents of the 4-bit serieal-in-parallelout, right-shift, shift register shown in given figure is 0110. After three clock pulses are applied, the contents of the shift register will be
The digital circuit using two inverters shown in the figure will act as
Phase velocity 'vp' and the group velocity 'vg' in a waveguide ('c' is velocity of light) are related as
The correct sequence of the assembled parts in a klystron amplifier from any end is
Which of the following microwave components has got the combined characteristic of dielectric, ohmic and radiation losses ?
The semiconductor diode, which can be used in switching circuits at microwave range is
In an Intel 8085A microprocessor, why is READY signal used ?
Match List-I with List-II and select the correct answer using the code given below the lists:
What is the period of the sinusoidal signal x(n) = 5 cos [0.2 π n] ?
Which of the following is NOT associated with a p-n junction ?
An 'Assembler' for a microprocessor is used for
25 docs|23 tests
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25 docs|23 tests
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