A.Three times the input frequency
B.Six times the input frequency
C.Equal to the input frequency
D.Twice the input frequency
Explanation: The correct answer is Six times the input frequency.
Submitted by: Academy of Pakistan
Electrical Engineering MCQs: 3,658 practice questions with answer choices and available explanations. Page 212 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 212 of 244 · 3,658 total solved questions available.
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A.any of the above
B.transformers to isolate the two systems
C.arc extinguishers
D.current carrying contacts called electrodes
E.circuits to break the system
Explanation: The correct answer is current carrying contacts called electrodes.
Submitted by: Academy of Pakistan
A.hysteresis losses = eddy current losses
B.variable losses = constant losses
C.eddy current losses = stray losses
D.copper losses = 0
Explanation: The correct answer is variable losses = constant losses.
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A.two isentropic processes and two constant pressure processes
B.two isentropic processes and two constant volume processes
C.two isothermal processes and three constant pressure processes
D.none of the above
Explanation: The correct answer is two isentropic processes and two constant pressure processes.
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A.efficiency
B.power factor
C.output
D.frequency
Explanation: The correct answer is efficiency.
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A.mechanical noise of high intensity
B.both mechanical noise and arc between contacts
C.none of the above
D.arcs across separating contacts
Explanation: The correct answer is arcs across separating contacts.
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A.RC || RE
B.RC
Explanation: The correct answer is RC || RE.
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A.None of the above
B.Linear
C.Digital
D.Both digital and linear
Explanation: The correct answer is Digital.
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A.medium capacity transformers
B.any of the above
C.high capacity transformers
D.short capacity transformers
Explanation: The correct answer is high capacity transformers.
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A.5 percent
B.10 percent
C.40 percent
D.25 percent
Explanation: The correct answer is 5 percent.
Submitted by: Academy of Pakistan
A.Bmax
B.Bmax1-83
C.Bmax1-6
D.B max
Explanation: The correct answer is Bmax1-6.
Submitted by: Academy of Pakistan
A.Mica capacitor
B.It depends on applied voltage
C.Both will have identical value of capacitance
D.Ceramic capacitor
Explanation: The correct answer is Ceramic capacitor.
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A.None of above
B.Power dioed
C.MOSFET
D.BJT
Explanation: The correct answer is None of above.
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A.none of the above
B.100 MW
C.200 MW
D.50 MW
Explanation: The correct answer is 200 MW.
Submitted by: Academy of Pakistan
A.the brushes of same polarity should track each other
B.brush position has no effect on the commutator grooving
C.None
D.the brushes of opposite polarity should track each other
Explanation: The correct answer is the brushes of opposite polarity should track each other.
Submitted by: Academy of Pakistan