ECE :: Exam Questions Paper
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The minimum energy of a photon required for intrinsic excitation is equal to
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The circuits with active pull up are preferred because of their stability for
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A scheme shown below is to generate a wide band FM modulate signal.
Narrow band FM has carrier frequency = 400 KHz
Deviation ratio = 0.2
Wide band FM has carrier frequency = 100 MHz
Deviation ratio = 6
Local oscillator frequencies can be -
How many maximum number of functions can be defined with two symbols which are Boolean in nature:
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The characteristic equation of a control system is given as s4 + 4s3 + 4s2 + 3s + K = 0.
What is the value of K for which this system is marginally stable? -
The OP-AMP circuit shown above represents a
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For a periodic signal with finite number of discontinuities in each period, at isolated points of discontinuity the series converges to __________ .
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The following graph, the number of trees (P) and the number of cut-sets (Q) are
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Which one of the following is used as the interface chip for data transmission between 8086 and a 16-bit ADC?