A.-6V
B.-0.2V
C.-5V
D.-1.2V
Explanation: The correct answer is -5V.
Submitted by: Academy of Pakistan
Electrical Engineering MCQs: 3,658 practice questions with answer choices and available explanations. Page 136 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 136 of 244 · 3,658 total solved questions available.
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A.high, high
B.high, low
C.low, high
D.low, low
Explanation: The correct answer is high, high.
Submitted by: Academy of Pakistan
A.perforated
B.any ofthe above
C.solid
D.hollow
Explanation: The correct answer is hollow.
Submitted by: Academy of Pakistan
A.none of the above
B.the number of valence electrons per atom
C.either (A) or (B)
D.the electronic concentration and the mobility of the free electrons
Explanation: The correct answer is the electronic concentration and the mobility of the free electrons.
Submitted by: Academy of Pakistan
A.RC
B.Direct
C.Transformer
D.Impedance
Explanation: The correct answer is Transformer.
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A.an alternator
B.an induction motor
C.a series motor
D.a rotary converter
Explanation: The correct answer is an alternator.
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A.Only the temperature
B.Both Temperature & β
C.None of the above
D.only the β of the transistor
Explanation: The correct answer is Both Temperature & β.
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A.none of the above
B.net pole
C.no pole
D.two poles
E.simple pole
Explanation: The correct answer is no pole.
Submitted by: Academy of Pakistan
A.Collector efficiency
B.None of the above
C.Biasing the circuit
D.To keep the transformer cool
Explanation: The correct answer is Collector efficiency.
Submitted by: Academy of Pakistan
A.Universal motor
B.Repulsion motor
C.Reluctance motor
D.Series motor
Explanation: The correct answer is Reluctance motor.
Submitted by: Academy of Pakistan
A.permeability
B.resistivity
C.inductance
D.retentivity
Explanation: The correct answer is permeability.
Submitted by: Academy of Pakistan
A.80%
B.70%
C.60%
D.40%
Explanation: The correct answer is 80%.
Submitted by: Academy of Pakistan
A.None of the above
B.Anode current is reduced to zero
C.Gate voltage is reduced to zero
D.Gate is reverse biased
Explanation: The correct answer is Anode current is reduced to zero.
Submitted by: Academy of Pakistan
Which of the following losses is not dissipated by the stator core surface in a synchronous motor?
0A.None of the above
B.Eddy current losses in the conductors
C.Iron losses in the stator
D.Copper losses in the slot portion of the conductors
E.Windage losses
Explanation: The correct answer is Windage losses.
Submitted by: Academy of Pakistan
A.increase
B.decrease
C.initially increase and then decrease
D.remain the same
Explanation: The correct answer is decrease.
Submitted by: Academy of Pakistan