PPSCFPSCNTSPakistan govt jobs
- Subject
- SCR (Silicon Controlled Rectifiers)electrical-engineering-mcqs › scr-silicon-controlled-rectifiers
- Published
- 21 Dec 2018
- Last updated
- 28 May 2026
Explanation
In normal SCR operation, the gate is maintained at a positive voltage compared to the cathode to trigger conduction.
More SCR (Silicon Controlled Rectifiers) MCQs
Practice related questions from the same subject.
- 1.What is the approximate voltage drop across an SCR when it is in the conducting state?
- 2.What type of trigger does an SCR (Silicon Controlled Rectifier) respond to?
- 3.Why is silicon preferred over germanium in the construction of an SCR?
- 4.In an SCR circuit, how does the supply voltage typically compare to the breakover voltage?
- 5.What is the standard method to activate an SCR?
- 6.An SCR (Silicon Controlled Rectifier) integrates the characteristics of which two components?
- 7.How is an SCR (Silicon Controlled Rectifier) switched off?
- 8.Which part of an SCR functions as the control terminal?
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 Engineering Materials
- 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
- 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