Question: The transconductance g<sub>m</sub> is defined as g<sub>m</sub> = ∂i<sub>o</sub>/∂V<sub>BE</sub> its value in terms of h-parameters is:
Answer:
MCQ: The transconductance g<sub>m</sub> is defined as g<sub>m</sub> = ∂i<sub>o</sub>/∂V<sub>BE</sub> its value in terms of h-parameters is:
Correct Answer:
A. h<sub>ie</sub>/h<sub>fe</sub>
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Related Questions
- 1. Introducing a resistor in the emitter of a common emitter amplifier stabilizes the dc operating point against variations in:
- 2. In a CE transistor amplifier, if collector–emitter voltage increases the instantaneous operating point:
- 3. The h-parameter equivalent circuit of a junction transistor is valid for:
- 4. In a transistor h<sub>fe</sub> = 50, h<sub>ie</sub> = 830 ohms, h<sub>oe</sub> = 10<sup>–4</sup> mho. When used as in the CB mode, then its output resistance will be:
- 5. For obtaining hybrid parameters of a transistor:
- 6. The condition necessary to calculate h<sub>oe</sub> of a transistor:
- 7. The approximate value of input impedance of a common emitter amplifier with emitter resistance R<sub>e</sub> is given by:
- 8. FET is a:
- 9. FET is a:
- 10. The pinch-off voltage of JFET is 5.0 volts. Its cut-off voltage is:
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