Question
Medium
Solving time: 3 mins
A transistor is used in common-emitter mode in an amplifier circuit. When a signal of is added to the base-emitter voltage, the base current changes by and the collector current changes by . The load resistance is . Calculate
(a) the factor
(b) the input resistance
(c) the transconductance and
(d) the voltage gain.
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Text solutionVerified
Factor
Substituting the given values, we have
(b) Input Resistance
(c) Transconductance
(d) Voltage Gain
Substituting the values we have,
Substituting the given values, we have
(b) Input Resistance
(c) Transconductance
(d) Voltage Gain
Substituting the values we have,
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Question Text | A transistor is used in common-emitter mode in an amplifier circuit. When a signal of is added to the base-emitter voltage, the base current changes by and the collector current changes by . The load resistance is . Calculate (a) the factor (b) the input resistance (c) the transconductance and (d) the voltage gain. |
Updated On | May 3, 2023 |
Topic | Semiconductor Electronics: Materials, Devices and Simple Circuits |
Subject | Physics |
Class | Class 12 |
Answer Type | Text solution:1 Video solution: 1 |
Upvotes | 264 |
Avg. Video Duration | 3 min |