Wednesday, 13 March 2013

Video Solutions for GATE 2010 EC : Analog circuits - One Mark Questions

1. In the silicon BJT circuit shown below, assume that the emitter area of transistor Q1 is half that of transistor Q2.

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2. The amplifier circuit shown below uses a silicon transistor. The capacitors CC and CE can be assumed to be short at signal frequency and the effect of output resistance r0 can be ignored. If CE is disconnected from the circuit, which one of the following statements is TRUE ?
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3. Assuming the op-amp to be ideal, the voltage gain of the amplifier shown below is

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