A.any of the above
B.steam turbine
C.diesel engine
D.gas turbine
E.hydraulic turbine
Explanation: The correct answer is any of the above.
Submitted by: Academy of Pakistan
Electrical Engineering MCQs: 3,658 practice questions with answer choices and available explanations. Page 20 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 20 of 244 · 3,658 total solved questions available.
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A.maximum
B.IDSS
C.0 mA
D.ID(on)
Explanation: The correct answer is 0 mA.
Submitted by: Academy of Pakistan
The power factor of a single phase load can be calculated if the instruments available are________?
0A.one voltmeter and one ammeter
B.one voltmeter, one ammeter and one energy meter
C.one voltmeter, one ammeter and one wattmeter
D.any of the above
Explanation: The correct answer is one voltmeter, one ammeter and one wattmeter.
Submitted by: Academy of Pakistan
A.less than synchronous speed
B.none of the above
C.the synchronous speed
D.more than synchronous speed
Explanation: The correct answer is the synchronous speed.
Submitted by: Academy of Pakistan
A.ampereturn/weber
B.weber
C.henry
D.ampere/metre
Explanation: The correct answer is weber.
Submitted by: Academy of Pakistan
A.Wien-bridge
B.Crystal
C.RC phase-shift
D.Hartley
Explanation: The correct answer is Crystal.
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A.Faraday’s law
B.none of the above
C.Kelvin’s law
D.Kirchhoffs law
E.Ohm’s law
Explanation: The correct answer is Kelvin’s law.
Submitted by: Academy of Pakistan
A.increase the field resistance
B.reverse the field connections
C.increase the speed of primemover
D.check armature insulation resistance
Explanation: The correct answer is reverse the field connections.
Submitted by: Academy of Pakistan
A.All of the above
B.Full-load current
C.Starting torque
D.Operating speed
Explanation: The correct answer is Full-load current.
Submitted by: Academy of Pakistan
A.none of the above
B.lagging current
C.both A. and (b)
D.leading current
Explanation: The correct answer is leading current.
Submitted by: Academy of Pakistan
A.always curved
B.always straight
C.sometimes curved
D.none of the above
Explanation: The correct answer is always curved.
Submitted by: Academy of Pakistan
A.+4 V
B.data insufficient
C.dependent on VGS
Explanation: The correct answer is +4 V.
Submitted by: Academy of Pakistan
A.Any of the above
B.None of the above
C.Using long cross arm
D.Using a guard ring
E.Grading the insulator
Explanation: The correct answer is Any of the above.
Submitted by: Academy of Pakistan
A.Solar power plant
B.Wind power plant
C.Tidal power plant
D.Any of the above
Explanation: The correct answer is Any of the above.
Submitted by: Academy of Pakistan
A.partly a.c. and partly d.c.
B.d.c. only
C.a.c. only
Explanation: The correct answer is partly a.c. and partly d.c..
Submitted by: Academy of Pakistan