A.0.40
B.0.25
C.0.12
D.0.75
Explanation: The correct answer is 0.25.
Submitted by: Academy of Pakistan
Electrical Engineering MCQs: 3,658 practice questions with answer choices and available explanations. Page 105 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 105 of 244 · 3,658 total solved questions available.
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A.The system is at rest and no energy is stored in any of its components
B.The system is working with zero reference signal
C.The system is working with zero stored energy
Explanation: The correct answer is The system is at rest and no energy is stored in any of its components.
Submitted by: Academy of Pakistan
Which of the following could be lamina-proximately the thickness of laminations of a D.C. machine?
0A.5 m
B.0.05 mm
C.0.5 m
D.0.005 mm
Explanation: The correct answer is 0.5 m.
Submitted by: Academy of Pakistan
A.less than 50%
B.around 90%
C.100%
D.anywhere between 75% and 90%
Explanation: The correct answer is less than 50%.
Submitted by: Academy of Pakistan
At parallel resonance, the phase angle between the applied voltage and circuit current is ________?
0A.90o
B.0o
C.180o
D.None of the above
Explanation: The correct answer is 0o.
Submitted by: Academy of Pakistan
A.5TTL
B.8TTL
C.10TTL
D.2TTL
Explanation: The correct answer is 10TTL.
Submitted by: Academy of Pakistan
A.chain grate
B.travelling grate
C.spreader
D.all of the above
Explanation: The correct answer is all of the above.
Submitted by: Academy of Pakistan
A.both glass rod and silk acquire positive charge
B.glass rod acquires positive charge while silk acquires negative charges
C.glass rod acquires negative charge while silk acquires positive charge
D.both glass rod and silk acquire negative charge
Explanation: The correct answer is glass rod acquires positive charge while silk acquires negative charges.
Submitted by: Academy of Pakistan
A.lines of force
B.either of the above
C.none of the above
D.motion of conductor
Explanation: The correct answer is lines of force.
Submitted by: Academy of Pakistan
A.4 per cent
B.2. per cent
C.zero
D.6 per cent
E.10 per cent
Explanation: The correct answer is zero.
Submitted by: Academy of Pakistan
A.ellipse
B.semi-circle
C.triangle
D.catenary
Explanation: The correct answer is catenary.
Submitted by: Academy of Pakistan
A.hair dryers
B.toys
C.circulators
D.any of the above
Explanation: The correct answer is any of the above.
Submitted by: Academy of Pakistan
A.no current
B.direct current
C.alternating current
D.all of the above
Explanation: The correct answer is direct current.
Submitted by: Academy of Pakistan
A.parallel with the voltage source
B.series with the voltage source
C.parallel with each other
D.series with each other
Explanation: The correct answer is series with each other.
Submitted by: Academy of Pakistan
A.Wheat stone bridge
B.Kelvin’s double bridge
C.Meggar
D.None of the above
Explanation: The correct answer is Meggar.
Submitted by: Academy of Pakistan