A.C
B.None of the above
C.R
D.Both R and C
Explanation: The correct answer is C.
Submitted by: Academy of Pakistan
Electrical Engineering MCQs: 3,658 practice questions with answer choices and available explanations. Page 160 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 160 of 244 · 3,658 total solved questions available.
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A.the decrease in the length of the insulation
B.the increase in length of the insulation
C.either A. or (b)
D.none of the above
Explanation: The correct answer is the increase in length of the insulation.
Submitted by: Academy of Pakistan
A.Fuel cost
B.Insurance charges
C.Depreciation
D.Interest on capital
Explanation: The correct answer is Fuel cost.
Submitted by: Academy of Pakistan
A.1440 r.p.m.
B.2880 r.p.m.
C.730 r.p.m.
D.960 r.p.m.
Explanation: The correct answer is 730 r.p.m..
Submitted by: Academy of Pakistan
A.Transformer coupling
B.Direct coupling
C.None of the above
D.RC coupling
Explanation: The correct answer is RC coupling.
Submitted by: Academy of Pakistan
A.0.8 to 1.0 Wb/m2
B.0.5 to 0.8 Wb/m2
C.1.1 to 1.35 Wb/m2
D.1.4 to 1.8 Wb/m2
Explanation: The correct answer is 1.1 to 1.35 Wb/m2.
Submitted by: Academy of Pakistan
A.0.5
B.1.0
C.2.0
D.zero
Explanation: The correct answer is 1.0.
Submitted by: Academy of Pakistan
A.any of the above
B.medium capacity transformers
C.small capacity transformers
D.large capacity transformers
Explanation: The correct answer is small capacity transformers.
Submitted by: Academy of Pakistan
A.20 m/s
B.40 m/s
C.10 m/s
D.30 m/s
Explanation: The correct answer is 30 m/s.
Submitted by: Academy of Pakistan
A.R2IK2
B.R22!K2
C.R22/K
D.R2/VK
Explanation: The correct answer is R2IK2.
Submitted by: Academy of Pakistan
A.efficiency of the transformer
B.magnetising current
C.magnetising current and loss
D.copper loss
Explanation: The correct answer is magnetising current and loss.
Submitted by: Academy of Pakistan
A.secondary voltage remains constant
B.permeability of transformer core remains constant
C.value of transformation ratio remains constant
D.core flux remains practically constant
E.primary voltage remains constant
Explanation: The correct answer is core flux remains practically constant.
Submitted by: Academy of Pakistan
A.all independent voltage sources are short circuited and all independent current sources are open circuited
B.all independent current sources are short circuited and independent voltage sources are open circuited
C.all independent voltage sources are open circuited and all independent current sources are short circuited
D.all independent voltage and current sources are short circuited
Explanation: The correct answer is all independent voltage sources are short circuited and all independent current sources are open circuited.
Submitted by: Academy of Pakistan
A.is always a low voltage winding
B.could either be a low voltage or high voltage winding
C.none of the above
D.is always a high voltage winding
Explanation: The correct answer is could either be a low voltage or high voltage winding.
Submitted by: Academy of Pakistan
A.Ease in installation
B.Little maintenance cost
C.All of the above
D.Low losses
Explanation: The correct answer is All of the above.
Submitted by: Academy of Pakistan