A.air core
B.cost iron core
C.copper core
D.mild steel core
Explanation: The correct answer is air core.
Submitted by: Academy of Pakistan
Electrical Engineering MCQs: 3,658 practice questions with answer choices and available explanations. Page 197 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 197 of 244 · 3,658 total solved questions available.
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A.Resonant
B.Half-power
C.Sideband
D.Half-resonant
Explanation: The correct answer is Half-power.
Submitted by: Academy of Pakistan
A.1000 Q
B.low
C.around 500 Q
D.infinitely large
Explanation: The correct answer is low.
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A.395mV
B.39.5mV
C.795mV
Explanation: The correct answer is 795mV.
Submitted by: Academy of Pakistan
A.31.25 mA
B.135 mA
C.60 mA
D.15 mA
Explanation: The correct answer is 31.25 mA.
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A.duality
B.reciprocity
C.non-linearity
D.linearity
Explanation: The correct answer is linearity.
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A.wave filters
B.any of the above
C.Wagner earthing device
D.magnetic screening
Explanation: The correct answer is magnetic screening.
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A.Monostable
B.Bistable
C.None of the above
D.Astable
Explanation: The correct answer is Astable.
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A.40—50 km
B.20—25 km
C.60—70 km
D.80—100 km
Explanation: Short transmission line: 0-20 kv, 0-50 km.
Medium transmission line: 20-100 kv, 50-150 km.
Long transmission line: above 100 kv and 150 km
Submitted by: Academy of Pakistan
A.Cumulatively compounded motor
B.Differentially compounded motor
C.Shunt motor
D.Series motor
Explanation: The correct answer is Series motor.
Submitted by: Academy of Pakistan
A.62 x 105 V/m
B.92 x 105 V/m
C.72 x 105 V/m
D.82 x 105 V/m
Explanation: The correct answer is 72 x 105 V/m.
Submitted by: Academy of Pakistan
A.Result in net current flow component into the base
B.Only (b) and (c)
C.Do not contribute to the collector current
D.Only (a) and (b)
E.Contribute to the collector current
Explanation: The correct answer is Only (a) and (b).
Submitted by: Academy of Pakistan
A.Farad/meter
B.Weber/meter
C.Farad/sq-m
D.Weber/sq-m
Explanation: The correct answer is Farad/meter.
Submitted by: Academy of Pakistan
A.moisture
B.depth of the electrode
C.Nacl
D.all the above
Explanation: The correct answer is all the above.
Submitted by: Academy of Pakistan
A.Amplifier frequency is held constant
B.Generator output level is held constant
C.Generator frequency is held constant
D.Amplifier level output is kept constant
Explanation: The correct answer is Generator output level is held constant.
Submitted by: Academy of Pakistan