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When the PIV rating of a diode is exceeded
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The Ward- Leonard system is used for controlling the speed of
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Positive integers must be represented by
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Which logic unit is the fastest of entirely the logic families?
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The AND operation is equivalent to
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Which of the given logic family provide minimum power dissipation?
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Suppose the output of an XNOR gate is 1. Which of the given input combination is correct?
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One nibble is equal to how many bits
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Which of the given device used in speed control of a DC motor?
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The logical sum of two or more than two logical products is termed as
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DeMorgan's Law states that
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In three-phase half-wave rectifier, each diode conducts for a duration of
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The queue is also known as
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A digital circuit that can store only 1-bit is a
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The inverter can be classified as
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In the toggle mode, a JK flip-flop has
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Which of these sets of logic gates are known as universal gates?
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Select one Which id not a current triggering device in semiconductor devices
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A SCR (Silicon Controlled Rectifier) is a
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How many bits are needed to store one BCD digit?
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1213 views1 answers1 votes
How many entries will be in the truth table of a 4-input NAND gate?
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Which one of the following is not type of amplifier?
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How many types of basic electronic amplifier is avalible?
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The tail current in a differential amplifier is equal to
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For an Op-amp with -ve feedback, the o/p is
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Current cannot flow to ground through___
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The i/p stage of an Op-amp is usually a_____
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A common-mode signal is applied to_____
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The node voltage on the top of the tail resistor is
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The i/p offset current equals the
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The Op-amp can amplify
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A voltage follower
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Negative feedback
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With zero volts on both i/ps, an OP-amp preferably an o/p must be
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The common-mode gain is
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When a differential amplifier is operated single-ended,
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A differential amplifier
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In amplifier circuit, biasing of transistor is necessary to
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The arrangement in which voltage gain of transistor amplifier is lowest is
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The units of voltage gain is
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What is the o/p impedance of an emitter follower?
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An emitter follower has _______ i/p impedance
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Emitter follower is a_______ circuit
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657 views1 answers-1 votes
What is the voltage gain of an emitter follower?
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Emitter follower is used for
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Negative feedback is employed in____
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if voltage feedback (-ve) is applied to an amplifier, its i/p impedance
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The gain of an amplifier with feedback is recognized as ______ gain
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A feedback circuit usually employs ________network
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The value of negative feedback fraction is permanently
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If -ve voltage feedback is give to an amplifier, its voltage gain
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A regenerative comparator generates
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A 555 timer can be used to
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555 timer operates from a range of power supply at_____
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What is the uses of 555 Timer IC?
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An oscillator is basically an amplifier with
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what is the main advantage of colpitts oscillator over Hartely oscillator?
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SMPS used to supply______
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What is full name of SMPS?
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RC oscillators are mostly used to generate _____ frequencies.
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