ECE :: Exam Questions Paper
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Which of the following counters can be used to divide the clock frequency of a microprocessor by 5?
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In the given circuit, the switch has been in position 1 for quite a long time. At t = 0 the switch is moved to position 2. At this position what is the time constant?
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A divide by 78 counters can be realized by using
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The process of extension of a single-crystal surface by growing a film in such a way that the added atoms form a continuation of the single-crystal structure is called
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Which of the following are the non-linear application of op-amp?
- Current-to-voltage converter
- Comparator
- Peak detector
- Limiter
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Which of the following does not cause losses in optical fibre cables?
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Which of the following introduces mode partition noise?
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Foster Seeley discriminator uses a
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Consider the differential amplifier shown in figure. (Assume β is very high).
Zin (base) = -
Assertion (A): The line integral of B about a closed contour, in a region containing steady current, is μ0 times the total net current, following through the contour of integration.
Reason (R): The curl of B is equal to μ0 times the current density vector J
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