A.A battery
B.An insulator
C.A conductor
D.A piece of copper wire
Explanation: The correct answer is An insulator.
Submitted by: Academy of Pakistan
Electrical Engineering MCQs: 3,658 practice questions with answer choices and available explanations. Page 143 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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Showing page 143 of 244 · 3,658 total solved questions available.
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A.Variable speed operation
B.Fixed speed operation
C.Low speed operation
D.High speed operation
Explanation: The correct answer is Variable speed operation.
Submitted by: Academy of Pakistan
A.No
B.Yes
Explanation: The correct answer is No.
Submitted by: Academy of Pakistan
A.none of the above
B.same as long as initial pressure and temperature is unchanged
C.lower
D.higher
Explanation: The correct answer is higher.
Submitted by: Academy of Pakistan
A.micro-coulomb
B.pico-coulomb
C.milli-coulomb
D.coulomb
Explanation: The correct answer is micro-coulomb.
Submitted by: Academy of Pakistan
A.induced current in rotor due to variations of flux
B.fine copper wire winding
C.high inductance of field and armature circuits
D.none of the above
Explanation: The correct answer is high inductance of field and armature circuits.
Submitted by: Academy of Pakistan
A.two in parallel
B.three in series
C.two in parallel and one in series
D.three in parallel
Explanation: The correct answer is two in parallel and one in series.
Submitted by: Academy of Pakistan
A.33 V
B.66 v
C.132 V
D.80 V
Explanation: The correct answer is 66 v.
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A.Saturation
B.None of the above
C.Active
D.Off
Explanation: The correct answer is Active.
Submitted by: Academy of Pakistan
A.decreases by the same amount as the gain increase
B.increases by the sane saaaajajt as the gain decrease
C.decreases by the same amount as the gain decrease
D.remains unaffected
Explanation: The correct answer is increases by the sane saaaajajt as the gain decrease.
Submitted by: Academy of Pakistan
A.positive gate voltage only
B.none of the above
C.positive as well as negative gate voltage
D.negative gate voltage only
Explanation: The correct answer is positive as well as negative gate voltage.
Submitted by: Academy of Pakistan
A.quadrupled
B.doubled
C.unaffected
D.halved
Explanation: The correct answer is doubled.
Submitted by: Academy of Pakistan
A.kgm2s-1A-1
B.ms-1A
C.ms-2A-1
D.kgms2A-1
Explanation: The correct answer is kgm2s-1A-1.
Submitted by: Academy of Pakistan
A.Floor mill motor
B.Conveyor motor
C.Fan motor
D.All of the above
Explanation: The correct answer is All of the above.
Submitted by: Academy of Pakistan
A.by all above methods
B.heating
C.by inductive action of another magnet
D.hammering
Explanation: The correct answer is by all above methods.
Submitted by: Academy of Pakistan