A.Interest on capital
B.Insurance charges
C.Depreciation
D.Fuel cost
Explanation: The correct answer is Fuel cost.
Submitted by: Academy of Pakistan
Electrical Engineering MCQs: 3,658 practice questions with answer choices and available explanations. Page 232 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 232 of 244 · 3,658 total solved questions available.
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Which of the following losses are significantly reduced by laminating the core of a D.C. generator?
0A.Hysteresis losses
B.Eddy current losses
C.Windage losses
D.Copper losses
Explanation: The correct answer is Eddy current losses.
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A.at no load
B.at full load
C.at 50% full load
D.at 80% full load
Explanation: The correct answer is at 50% full load.
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A.both A. and B.
B.capacitance
C.inductance
D.resistance
Explanation: The correct answer is resistance.
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A.5 H
B.10 mH
C.10 H
D.5 mH
Explanation: The correct answer is 5 H.
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A.1.6 x 1019
B.6.2 x 1021
C.6.2 x 1018
D.1.6 x 10-27
Explanation: The correct answer is 6.2 x 1018.
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A.incandescent lamps
B.all of the above
C.motor starters
D.precision instruments
E.heating elements
Explanation: The correct answer is all of the above.
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A.average demand
B.none of the above
C.energy consumed
D.maximum demand
Explanation: The correct answer is energy consumed.
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The no load current in a transformer lags behind the applied voltage by an angle of about________?
0A.120″
B.90°
C.75°
D.180°
Explanation: The correct answer is 90°.
Submitted by: Academy of Pakistan
A.amperes/volt
B.amperes x volts
C.(amperes) ohm
D.joules/seC.
Explanation: The correct answer is amperes/volt.
Submitted by: Academy of Pakistan
A.the output is not inverted
B.the output is grounded
C.one input is grounded and signal is applied to the other
D.both inputs are connected together
Explanation: The correct answer is one input is grounded and signal is applied to the other.
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A.10 V
B.2.5 V
C.0.7 V
D.3 V
Explanation: The correct answer is 0.7 V.
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A.All of the above
B.Distance covered
C.Gradient
D.Acceleration and retardation
Explanation: The correct answer is All of the above.
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A.core built-up of laminations of hot rolled sheet
B.either of the above
C.core built-up of laminations of cold rolled grain oriented steel
D.none of the above
Explanation: The correct answer is core built-up of laminations of cold rolled grain oriented steel.
Submitted by: Academy of Pakistan
A.723 Hz
B.7,234 Hz
C.3,617 Hz
D.362 Hz
Explanation: The correct answer is 3,617 Hz.
Submitted by: Academy of Pakistan