BJT Reference Handbook Concepts

BJT Reference Handbook Concepts

Assessment

Interactive Video

Physics, Science, Education

10th - 12th Grade

Practice Problem

Hard

Created by

Mia Campbell

FREE Resource

The video tutorial covers solving a BJT transconductance problem. It begins with an introduction to the problem, which involves calculating the transconductance GM given a collector current of 2 milliamps and a thermal voltage of 25 millivolts. The instructor advises using a reference handbook for BJT formulas and demonstrates the calculation process, showing that GM is approximately 0.08 amps per volt. The video concludes with encouragement to rely on the handbook for similar problems.

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9 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the collector current given in the problem?

4 milliamps

3 milliamps

2 milliamps

1 milliamp

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the thermal voltage (VT) assumed in the problem?

35 millivolts

30 millivolts

25 millivolts

20 millivolts

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where can you find the reference handbook mentioned in the video?

engineering.edu

engineering.uCo.edu/page210

engineering.uCo.edu

engineering.uCo.edu/handbook

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

On which page of the reference handbook can you find the BJT section?

Page 215

Page 210

Page 205

Page 200

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula for transconductance (GM) in low frequency small signal analysis?

GM = IC * VT

GM = VT / IC

GM = IC / VT

GM = IC + VT

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the value of GM when IC is 2 milliamps and VT is 25 millivolts?

0.08 volts per milliamp

0.08 milliamps per volt

0.08 volts per amp

0.08 amps per volt

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should you do if you forget your BJT formulas during an exam?

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