A.number of poles
B.all of the above
C.flux/pole
D.speed of armature
Explanation: The correct answer is speed of armature.
Submitted by: Academy of Pakistan
Electrical Engineering MCQs: 3,658 practice questions with answer choices and available explanations. Page 150 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 150 of 244 · 3,658 total solved questions available.
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A.three phase motors
B.two phase motors only
C.single phase motors only
D.two single phase motors running in parallel
Explanation: The correct answer is three phase motors.
Submitted by: Academy of Pakistan
A.Do not change
B.Also change
C.None of the above
D.May or may not change
Explanation: The correct answer is Also change.
Submitted by: Academy of Pakistan
A.that it works on the principle of complex variation
B.that it measures the amplitude of a single at two points and at the same time measures their phase difference
C.same as digital meter
D.that it measures the response of linear ramp voltage
Explanation: The correct answer is that it measures the amplitude of a single at two points and at the same time measures their phase difference.
Submitted by: Academy of Pakistan
A.the current flowing in the inductor
B.the statement given is false
C.the reactance of the inductor
D.the big size of the inductor
Explanation: The correct answer is the statement given is false.
Submitted by: Academy of Pakistan
A.will refuse to start
B.will overheat in spots
C.will fail to pull into step
D.will not come upto speed
Explanation: The correct answer is will refuse to start.
Submitted by: Academy of Pakistan
A.Isolators
B.Circuit breakers and load break switches
C.Load break switch
D.Circuit breakers
Explanation: The correct answer is Isolators.
Submitted by: Academy of Pakistan
A.interchanging field terminals
B.None of the above
C.interchanging supply terminals
D.either of A. and B. above
Explanation: The correct answer is interchanging field terminals.
Submitted by: Academy of Pakistan
A.90.9 %
B.91.6 %
C.83.3 %
D.76.3 %
Explanation: The correct answer is 76.3 %.
Submitted by: Academy of Pakistan
A.None of the above
B.Electron-pair bonds
C.Forces between nuclei
D.Forces between protons
Explanation: The correct answer is Electron-pair bonds.
Submitted by: Academy of Pakistan
A.increased use of fans and air conditioners
B.none of the above
C.increased business activity
D.increased water supply
Explanation: The correct answer is increased use of fans and air conditioners.
Submitted by: Academy of Pakistan
A.Temperature on the outer surface of furnace walls will drop
B.Energy consumption will increase
C.Heat loss through furnace wall will increase
D.Temperature inside the furnace will fall
Explanation: The correct answer is Temperature on the outer surface of furnace walls will drop.
Submitted by: Academy of Pakistan
A.increases with the decrease of capacitance and decrease of resistance
B.increase with increase of capacitance and increase of resistance
C.increases with the decrease of capacitance and increase of resistance
D.increases with the increase of capacitance and decrease of resistance
Explanation: The correct answer is increase with increase of capacitance and increase of resistance.
Submitted by: Academy of Pakistan
A.alloy steel
B.mild steel
C.all of the above
D.stainless steel
E.high speed steel
Explanation: The correct answer is mild steel.
Submitted by: Academy of Pakistan
A.copper losses
B.hysteresis and eddy current losses
C.magnetic losses
D.friction and windage losses
Explanation: The correct answer is friction and windage losses.
Submitted by: Academy of Pakistan