Home > Class 12 Physics > Quizzes > Class 12 Physics Practice Test: Semiconductor Electronics - Junction Transistor
Class 12 Physics Practice Test: Semiconductor Electronics - Junction Transistor
Fast practice, instant feedback. Timer auto-submits when time’s up.
Avg score: 87% • Most missed: “Which of the following supplies charge carriers in a transistor?”
Class 12 Physics Practice Test: Semiconductor Electronics - Junction Transistor
Time left 00:00
10 Questions

1. The current gain of a transistor in a common emitter configuration is 50. If the emitter current is 5.5 mA, find the base current.
2. DC current gain is the ratio of change in collector current to the change in base current.
3. On which of the following does base current not depend on?
4. The base forms two p-n junctions with the emitter and the collector.
5. Identify the relationship between base current amplification (α) and emitter current amplification (β).
6. What will the power gain of a transistor if it’s α value is 0.80 and the voltage gain is 95?
7. Which of the following supplies charge carriers in a transistor?
8. How many types of transistors are there?
9. Which among the following is larger compared to the other regions of a transistor?
10. Which of the following supplies charge carriers in a transistor?

⚡ Recently practiced quizzes in this topic
Live quiz activity
Class 12 Physics Practice Test: Ampere's Circuital Law Class 12 Physics Practice Test: Coulomb's Law Class 12 Physics Practice Test: Magnetism and Gauss's Law Class 12 Physics: Electrostatic Potential and Capacitance Class 12 Physics Practice Test: Combination of Capacitors Class 12 Physics Practice Test: Cells, EMF and Internal Resistance Class 12 Physics Practice Test: Motional Electromotive Force Class 12 Physics Practice Test: Torque on Current Loop & Magnetic Dipole Class 12 Physics: Current Electricity Class 12 Physics: Charges and Fields
 
❤ If you liked Fatskills, consider supporting us by checking out The Life Manuals You Never Got.

🌈  Our mission is to help improve your scores in any subject and exam withonline quizzes, practice tests, study guides, & advice for students. Since 2018.
About | Explore | User Guide | Topics | Subjects | Doubt Solver | Career Aptitude Test | Answers | Free Tools | OSHA Basics Quiz | What Should We Know?
Privacy | Terms |
Without work one finishes nothing. - Ralph Waldo Emerson
© 2026 Fatskills.com

All trademarks, logos and brand names are the property of their respective owners. All company, product and service names used in this website are for identification purposes only. Use of these names, trademarks and brands does not imply endorsement.