A.1 ohm
B.1000 ohms
C.infinite
D.zero
Explanation: The correct answer is infinite.
Submitted by: Academy of Pakistan
Electrical Engineering MCQs: 3,658 practice questions with answer choices and available explanations. Page 1 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 1 of 244 · 3,658 total solved questions available.
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A.rated r.p.m.
B.20 percent load
C.near full load
D.no load
Explanation: The correct answer is near full load.
Submitted by: Academy of Pakistan
A.equal to the negative supply voltage
B.equal to CMRR
C.equal to zero
D.equal to the positive supply voltage
Explanation: The correct answer is equal to zero.
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A.Equal to but in phase with
B.Equal to but opposite in phase to
C.Greater than but in phase with
D.Less than but in phase with
Explanation: The correct answer is Equal to but opposite in phase to.
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A.be reduced by half
B.be reduced to one fourth
C.be four times as high
D.be doubled
Explanation: The correct answer is be doubled.
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A.current drawing will be very high
B.current drawing will be very small
C.current delivered by the battery will be high
D.current drawing will be nil
Explanation: The correct answer is current drawing will be very high.
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A.copper
B.rubber
C.lead
D.iron
Explanation: The correct answer is lead.
Submitted by: Academy of Pakistan
A.iron losses are reduced
B.core flux density is increased
C.flux density remains unaffected
D.core flux density is reduced
Explanation: The correct answer is core flux density is increased.
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A.3
B.2
C.4
D.1
Explanation: The correct answer is 1.
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A.None of the above
B.RC
C.Transformer
D.Direct
Explanation: The correct answer is Direct.
Submitted by: Academy of Pakistan
A.Smooth movement
B.Precise control
C.Fast speed control
D.All of the above
Explanation: The correct answer is All of the above.
Submitted by: Academy of Pakistan
A.Potential transformer
B.Current transformer
C.Step-up transformer
D.Step-down transformer
Explanation: The correct answer is Current transformer.
Submitted by: Academy of Pakistan
A.Impedance matching
B.Current gain
C.None of the above
D.Voltage gain
Explanation: The correct answer is Impedance matching.
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A.moving coil instrument
B.dynamometer instrument
C.none of the above
D.moving iron instrument
Explanation: The correct answer is moving coil instrument.
Submitted by: Academy of Pakistan
A.line voltage
B.rotor current
C.running torque
D.slip
Explanation: The correct answer is rotor current.
Submitted by: Academy of Pakistan