26 december 2016 Basic electronic past papers mcqs

26 december 2016 Basic electronic past papers Quiz




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In a certain common source amplifier Rd=1.0Kohm,Rs=560ohm,Vdd=10V and gm=4500 microsecond If the source resistor is comletely by passed,the voltage gain is

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If the output of a transistor amplifier is 5V rms and the input is 100 V rms.. the voltage gain is

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For generating I KHz sigi)al. the suitable circuit is

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In Amplitude Modulation, Frequency is________ and Amplitude is ________ while in Frequency modulation,Frequency is________and Amplitude is________

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which of the following expressions represents the DC current gain Of a bipolar transistor?

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Negative feedback is an amplifier

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the slew rate of an opretional amplifier indicates

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Rectification efficiency of a full wave rectifier without filter is nearly equal to

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The opamp can amplify

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When fiIters are cascaded, the roll-off rate

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