A.IC
B.ICEO
C.ICBO
D.aIE
Explanation: The correct answer is ICEO.
Submitted by: Academy of Pakistan
Electrical Engineering MCQs: 3,658 practice questions with answer choices and available explanations. Page 134 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 134 of 244 · 3,658 total solved questions available.
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A.decrease
B.remain unaffected
C.fluctuate heavily
D.increase
Explanation: The correct answer is decrease.
Submitted by: Academy of Pakistan
A.Mechanical considerations
B.Electrical considerations
C.Thermal considerations
D.All of the above
Explanation: The correct answer is All of the above.
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A.rotor conductors are short-circuited through end rings
B.rotor conductors are kept open
C.rotor conductors are connected to insulation
D.rotor conductor ends are short-circuited through slip rings
Explanation: The correct answer is rotor conductors are short-circuited through end rings.
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A.much smaller
B.much higher
C.about the same
D.none of the above
E.somewhat smaller
Explanation: The correct answer is much higher.
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A.either a drop in source voltage or an open resistor
B.an open resistor
C.an increase in source voltage
D.a drop in source voltage
Explanation: The correct answer is an increase in source voltage.
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A.10 O
B.100 O
C.1 O
Explanation: The correct answer is 10 O.
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An ideal transformer changes which electrical quantities while transferring power between circuits?
0A.Current only
B.Voltage only
C.Voltage and current
D.Frequency
Explanation: The correct answer is Voltage and current.
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A.300 uH
B.150 uH
C.600 uH
D.75 uH
Explanation: The correct answer is 300 uH.
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A.voltage
B.capacitance
C.inductance
D.None of these
Explanation: Farad, unit of electrical capacitance (ability to hold an electric charge), in the metre–kilogram–second system of physical units, named in honour of the English scientist Michael Faraday. The capacitance of a capacitor is one farad when one coulomb of electricity changes the potential between the plates by one volt.
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A.under-loaded
B.supplied with unbalanced voltage
C.none of the above
D.over-loaded
Explanation: The correct answer is supplied with unbalanced voltage.
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A.changing frequency
B.using brakes
C.changing the supply voltage
D.changing the load
Explanation: The correct answer is changing frequency.
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A.Slate
B.Porcelain
C.Glass
D.Asbestos
Explanation: The correct answer is Porcelain.
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A.less than
B.more than
C.much more than
D.equal to
Explanation: The correct answer is less than.
Submitted by: Academy of Pakistan
A.Copper oxide rectifier is not a perfect rectifier
B.Copper oxide rectifier finds use in control circuits
C.Copper oxide rectifier is not stable during early life
D.Copper oxide rectifier has a low efficiency
E.Copper oxide rectifier is a linear device
Explanation: The correct answer is Copper oxide rectifier is a linear device.
Submitted by: Academy of Pakistan