PPSCFPSCNTSPakistan govt jobs
- Subject
- Magnetic Circuitelectrical-engineering-mcqs › magnetic-circuit
- Published
- 16 Dec 2018
- Last updated
- 28 May 2026
Explanation
Materials suitable for permanent magnets must exhibit both high retentivity and high coercivity to maintain their magnetic properties effectively over time.
More Magnetic Circuit MCQs
Practice related questions from the same subject.
- 1.Which type of magnetic materials are ideal for manufacturing armature and transformer cores due to their ________ permeability and ________ hysteresis loss?
- 2.Which property is essential for a material to be effective in magnetic memory applications?
- 3.What can be inferred about the hysteresis loss in a material if its hysteresis loop area is significantly large?
- 4.What is the initial rate of change of current in a coil with an inductance of 10 H when it is abruptly connected to a 200 V DC source?
- 5.When does the current in an inductive coil increase at its fastest rate?
- 6.Which material is commonly used to manufacture permanent magnets?
- 7.What is the standard unit used to measure magnetic flux?
- 8.Identify the incorrect statement regarding why magnetic leakage is considered undesirable in electrical machines.
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
- 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