A.Phosphorous
B.Carbon
C.Silicon
D.Sulphur
Explanation: The correct answer is Phosphorous.
Submitted by: Academy of Pakistan
Electrical Engineering MCQs: 3,658 practice questions with answer choices and available explanations. Page 73 of 244.
Electrical Engineering MCQs by topic
Basic Electrical MCQs121Power Electronics217Transformers132Transmission and Distribution90D.C. Motors130D.C. Generators120Polyphase Induction Motors99Single Phase Induction Motors110Synchronous Motors122Network Theorems47Economics of Power Generation98A.C. Fundamentals, Circuits and Circuit Theory109Cables57Electrolysis and Storage of Batteries119Electrostatics180Magnetic Circuit28Rectifiers and Converters58Magnetism and Electromagnetism85Electromagnetic Induction85Switchgear and Protection102OP-AMP Circuits24Heating and Welding50Earthing or Grounding11Parallel Circuits25Oscillators28Amplifiers with Negative Feedback18Transistors42Semiconductor Diode44Analog Electronics46Hybrid Parameters12Modulation and Demodulation40Control Systems100Digital Electronics36Electric Traction74Electrical Engineering Materials100Electrical Machine Design103Electronic Instruments30Field Effect Transistors - FET47Industrial Drives70Integrated Circuits15Measurement and Instrumentation109Multi-Stage Transistor Amplifiers40Power Generation121Regulated D.C. Power Supply39SCR (Silicon Controlled Rectifiers)25Semiconductor Theory35Single Stage Transistor Amplifiers38Solid-State Switching Circuits29Transistor Audio Power Amplifiers39Transistor Biasing40Transistor Tuned Amplifiers40Series-Parallel Circuits29Passive Filters20Operational Amplifier30
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Electrical Engineering MCQs
Showing page 73 of 244 · 3,658 total solved questions available.
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A.Convection
B.All of the above
C.Radiation
D.Conduction
Explanation: The correct answer is All of the above.
Submitted by: Academy of Pakistan
A.Symmetric sinusoidal voltage across itself
B.Symmetric rectangular voltage across itself
C.Symmetric triangular voltage across itself
D.Symmetric trapezoidal voltage across itself
Explanation: The correct answer is Symmetric trapezoidal voltage across itself.
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A.none of the above
B.circular
C.rectangular
D.triangular
Explanation: The correct answer is rectangular.
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A.voltage rating
B.power factor
C.current rating
D.speed
Explanation: The correct answer is current rating.
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A.low
B.either of the above
C.none of the above
D.high
Explanation: The correct answer is high.
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A.Transfer functions
B.Bode-Nyquist stability methods
C.Root locus design
D.State model representatives
Explanation: The correct answer is State model representatives.
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In a rotary converter I2R losses as compared to a D.C. generator of the same size will be________?
0A.same
B.double
C.less
D.three times
Explanation: The correct answer is less.
Submitted by: Academy of Pakistan
A.both current controlled and voltage controlled resistor
B.current controlled resistor
C.none of the above
D.voltage controlled resistor
Explanation: The correct answer is both current controlled and voltage controlled resistor.
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A.single phase induction motor
B.universal motor
C.two phase induction motor
D.three phase induction motor
Explanation: The correct answer is two phase induction motor.
Submitted by: Academy of Pakistan
A.at intermediate anchor towers
B.dead ended
C.none of the above
D.any of the above
Explanation: The correct answer is any of the above.
Submitted by: Academy of Pakistan
A.Shaded pole motor
B.Repulsion motor
C.None of the above
D.Capacitor start motor
Explanation: The correct answer is Repulsion motor.
Submitted by: Academy of Pakistan
A.moving coil instrument
B.none of the above
C.dynamometer instrument
D.moving iron instrument
Explanation: The correct answer is moving iron instrument.
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A.Nusselt number
B.Grashoff number
C.Pecelet number
D.Prandtl number
Explanation: The correct answer is Grashoff number.
Submitted by: Academy of Pakistan
A.lead oxide
B.silver oxide
C.zinc powder
D.lead
Explanation: The correct answer is silver oxide.
Submitted by: Academy of Pakistan