1. The action of JFET in its equivalent circuit can best be represented as a
2. In a CB amplifier the maximum efficiency could be
3. In a p+n junction diode under reverse bias, the magnitude of electric field is maximum at
4. To prevent a DC return between source and load, it is necessary to use
5. A constant current signal across a parallel RLC circuits gives an output of 1.4v at the signal frequency of 3.89KHZ and 4.1KHZ. At the frequency of 4KHZ, the output voltage will be
6. If $$\alpha $$ = 0.98, $${I_{{\text{CO}}}} = 6\mu {\text{A}}$$ and $${I_\beta } = 100\mu {\text{A}}$$ for a transistor, then the value of $${I_{\text{C}}}$$ will be
7. Which of the following is not associated with a p-n junction
8. The cascade amplifier is a multistage configuration of
9. An npn BJT has gm = 38 mA/v, Cµ = 10-14 F, Cπ = 4 × 10-13 F and DC current gain β0 = 90. For this transistor fT & fβ are
10. Negative feedback in an amplifier
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