A.components are expensive
B.diodes must have a higher power rating
C.none of the above
D.output is difficult to filter
Explanation: The correct answer is output is difficult to filter.
Submitted by: Academy of Pakistan
Electrical Engineering MCQs: 3,658 practice questions with answer choices and available explanations. Page 114 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 114 of 244 · 3,658 total solved questions available.
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A.as current stabilizers
B.as heating elements
C.to supress surges
D.for inductive circuits
Explanation: The correct answer is to supress surges.
Submitted by: Academy of Pakistan
A.none of the above
B.average load/maximum demand
C.average load x maximum demand
D.maximum demand/average load
Explanation: The correct answer is average load/maximum demand.
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A.Short time power failure interrupts traffic for hours
B.High capital outlay in fixed installations beside route limitation
C.All of the above
D.Interference with communication lines
E.Corrosion problems in the under-ground pipe work
Explanation: The correct answer is High capital outlay in fixed installations beside route limitation.
Submitted by: Academy of Pakistan
A.30 dB
B.120 dB
C.600 dB
D.60 dB
Explanation: The correct answer is 60 dB.
Submitted by: Academy of Pakistan
A.200 pF
B.150 pF
C.100 pF
D.50 pF
Explanation: The correct answer is 100 pF.
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A.grounding resistance should be as low as possible
B.grounding resistance should be always zero
C.none of the above
D.grounding resistance should be as high as possible
Explanation: The correct answer is grounding resistance should be as low as possible.
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A.both A. and (6)
B.vector
C.none of the above
D.scalar
Explanation: The correct answer is vector.
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A.Ceramic capacitor
B.Aluminium foil capacitor
C.Mica capacitor
D.Paper capacitor
Explanation: The correct answer is Ceramic capacitor.
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A.pony motor
B.D.C. compound motor
C.any of the above
D.providing damper winding
Explanation: The correct answer is any of the above.
Submitted by: Academy of Pakistan
A.None of the above
B.Direct
C.RC
D.Transformer
Explanation: The correct answer is Direct.
Submitted by: Academy of Pakistan
A.power factor of one of the transformers is leading while that of the other lagging
B.short-circuiting of the secondaries
C.transformers having higher copper losses will have negligible core losses
D.loading of the transformers not in proportion to their kVA ratings
Explanation: The correct answer is loading of the transformers not in proportion to their kVA ratings.
Submitted by: Academy of Pakistan
A.induction motors
B.synchronous Motors
C.all of the above
D.resistive loads
Explanation: The correct answer is induction motors.
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A.Increases
B.Insufficient data
C.Remains the same
D.Decreases
Explanation: The correct answer is Decreases.
Submitted by: Academy of Pakistan
A.CE amplifier
B.swamped amplifier
C.differential amplifier
D.class B push-pull amplifier
Explanation: The correct answer is differential amplifier.
Submitted by: Academy of Pakistan