PPSCFPSCNTSPakistan govt jobs
- Subject
- Electrical Engineering Materialselectrical-engineering-mcqs › electrical-engineering-materials
- Published
- 22 Dec 2018
- Last updated
- 28 May 2026
Explanation
The concentration of minority carriers in a semiconductor is mainly affected by temperature. While biasing voltages and doping levels impact carrier behavior, temperature directly influences the generation and recombination rates, thereby determining the minority carrier concentration.
More Electrical Engineering Materials MCQs
Practice related questions from the same subject.
- 1.How does the electron current in the conduction band compare to the hole current in the valence band?
- 2.What is the band gap energy of germanium?
- 3.Which type of element, containing three valence electrons, is commonly used as a dopant in semiconductors?
- 4.Which material contains the lowest proportion of carbon?
- 5.How does the electrical conductivity of an extrinsic semiconductor change as the temperature rises?
- 6.Which of the following statements about holes is incorrect?
- 7.If the Hall coefficient of a substance is measured to be zero, what type of material is it most likely?
- 8.What is the relative permeability of a superconducting metal when it is in its superconducting phase?
More in Electrical Engineering Mcqs
- A.C. Fundamentals, Circuits and Circuit Theory
- Amplifiers with Negative Feedback
- Analog Electronics
- Basic Electrical Mcqs
- Cables
- Control Systems
- D.C. Generators
- D.C. Motors
- Digital Electronics
- Earthing or Grounding
- Economics of Power Generation
- Electric Traction
- Electrical Machine Design
- Electrolysis and Storage of Batteries
- Electromagnetic Induction
- Electronic instruments
- Electrostatics
- Field Effect Transistors - FET
- Heating and Welding
- Hybrid Parameters
- Industrial Drives
- Magnetic Circuit
- Magnetism and Electromagnetism
- Measurement and Instrumentation
- Modulation and Demodulation
- Multi-Stage Transistor Amplifiers
- Network Theorems
- OP-AMP Circuits
- Operational Amplifier
- Oscillators
- Parallel Circuits
- Passive Filters
- Polyphase Induction Motors
- Power Electronics
- Power Generation
- Rectifiers and Converters
- Regulated D.C. Power Supply
- SCR (Silicon Controlled Rectifiers)
- Semiconductor Diode
- Semiconductor Theory
- Series-parallel Circuits
- Single Phase Induction Motors
- Single Stage Transistor Amplifiers
- Solid-State Switching Circuits
- Switchgear and Protection
- Synchronous Motors
- TRANSISTORS
- Transformers
- Transistor Audio Power Amplifiers
- Transistor Biasing
- Transistor Tuned Amplifiers
- Transmission and Distribution
- integrated Circuits