ECE :: Electronic Devices and Circuits
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Assertion (A): Silicon is less sensitive to changes in temperature than germanium.
Reason (R): It is more difficult to produce minority carriers in silicon than in germanium.
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The emitter follower is widely used in electronic instrument because
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A cascade amplifier stage is equivalent to
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An amplifier with resistive -ve feedback has two left poles in its open loop transfer function. The amplifier
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Amplification of ultrasonic waves is possible in a piezoelectric semiconductor under applied electric field. The basic phenomenon involved is known as
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For a junction FET in the pinch off region, as the drain voltage is increased, the drain current
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For a BJT, under the saturation region.
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In which mode of BJT operation are both junctions reverse biased?
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In a junction transistor biased for operation at emitter current 'IE' and collector current 'IC' the transconductance 'gm' is.
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