A.Signal will not reach the base
B.Biasing conditions will change
C.None of the above
D.Transistor will be destroyed
Explanation: The correct answer is Biasing conditions will change.
Submitted by: Academy of Pakistan
Electrical Engineering MCQs: 3,658 practice questions with answer choices and available explanations. Page 58 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 58 of 244 · 3,658 total solved questions available.
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A.4 A/s
B.32 A/s
C.16 A/s
D.64 A/s
Explanation: The correct answer is 4 A/s.
Submitted by: Academy of Pakistan
A.Capacitor motor
B.Repulsion motor
C.Universal motor
D.All single phase motors have zero starting torque
Explanation: The correct answer is Capacitor motor.
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A.A pure inductive
B.A pure resistive
C.A pure capacitive
D.A resonant tank
Explanation: The correct answer is A resonant tank.
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A.voltage
B.all of the above
C.current
D.duration of contact
Explanation: The correct answer is all of the above.
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A.30 MVA upwards
B.upto 10 MVA
C.upto 20 MVA
D.upto 5 MVA
Explanation: The correct answer is 30 MVA upwards.
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A.20 kΩ
B.Indeterminable
C.10 kΩ
D.2 kΩ
Explanation: The correct answer is 2 kΩ.
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A.parallel big field winding
B.series with field winding
C.parallel with armature winding
D.series speed armature winding
Explanation: The correct answer is series speed armature winding.
Submitted by: Academy of Pakistan
A.The thermal instability may rise due to the rapid increase of dielectric losses with temperature
B.Unequal expansion may create voids in the insulation which will lead to ionization
C.All of the above
D.Expansion of the oil may cause the sheath to burst
E.The oil may loose its viscosity and it may start drawing off from higher levels
Explanation: The correct answer is All of the above.
Submitted by: Academy of Pakistan
A.the extent of neutralisation of reactive power in a circuit
B.a purely capacitive circuit’s ability to pass current
C.a purely capacitive circuit’s ability to resist the flow of current
D.reactive power in a circuit
Explanation: The correct answer is a purely capacitive circuit’s ability to pass current.
Submitted by: Academy of Pakistan
A.field weakening due to armature reaction and armature
B.commutation
C.armature reaction
D.armature resistance drop
Explanation: The correct answer is commutation.
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A.stainless steel
B.chrome steel
C.alnico
D.mild steel
Explanation: The correct answer is mild steel.
Submitted by: Academy of Pakistan
A.Any of the above
B.Resistance method
C.Embedded temperature detector method
D.Thermometer method
Explanation: The correct answer is Any of the above.
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A.10 s
B.100 s
C.0.001 s
D.0.1 s
Explanation: The correct answer is 0.1 s.
Submitted by: Academy of Pakistan
A.Reluctance motor
B.Induction motor
C.D.C. shunt motor
D.D.C. series motor
Explanation: The correct answer is Reluctance motor.
Submitted by: Academy of Pakistan