A.16 Hz
B.non of these
C.25 Hz
D.40 Hz
Explanation: The correct answer is 40 Hz.
Submitted by: Academy of Pakistan
Electrical Engineering MCQs: 3,658 practice questions with answer choices and available explanations. Page 54 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 54 of 244 · 3,658 total solved questions available.
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A.Air
B.Electrolytic
C.Mica
D.Paper
Explanation: The correct answer is Electrolytic.
Submitted by: Academy of Pakistan
A.ammeters
B.ohmmeters and resistance bridges
C.wattmeters
D.voltmeters
E.all of the above
Explanation: The correct answer is ohmmeters and resistance bridges.
Submitted by: Academy of Pakistan
A.by eliminating the control springs
B.by making control springs of large moment of inertia
C.by using a high series resistance
D.by using a low resistance shunt
Explanation: The correct answer is by eliminating the control springs.
Submitted by: Academy of Pakistan
A.A high on – resistance switch can be added in series
B.A low on – resistance switch can be added in parallel
C.A high on – resistance switch can be added in parallel
D.A low on – resistance switch can be added in series
Explanation: The correct answer is A low on – resistance switch can be added in series.
Submitted by: Academy of Pakistan
A.100 kO/V
B.50 kO/V
C.10 kO/V
D.20 kO/V
Explanation: The correct answer is 20 kO/V.
Submitted by: Academy of Pakistan
A.No overlapping operation
B.Large overlapping takes place
C.Small overlapping operation
D.None of these
Explanation: The correct answer is No overlapping operation.
Submitted by: Academy of Pakistan
A.constantly the electrical quantities which differ during normal and abnormal conditions
B.voltage during abnormal condition
C.none of the above
D.current during abnormal condition
Explanation: The correct answer is constantly the electrical quantities which differ during normal and abnormal conditions.
Submitted by: Academy of Pakistan
A.this will make armature to take heavy current, possibly burning it
B.this will result in excessive speed, possibly destroying armature due to excessive centrifugal stresses
C.motor will come to stop
D.nothing will happen to motor
Explanation: The correct answer is this will make armature to take heavy current, possibly burning it.
Submitted by: Academy of Pakistan
A.exponential
B.none of the above
C.curved line
D.straight line
Explanation: The correct answer is none of the above.
Submitted by: Academy of Pakistan
A.the field of a set of parallel conductors
B.none of the above
C.the field of a single conductor
D.the field in which all lines of magnetic flux are parallel and equidistant
Explanation: The correct answer is the field in which all lines of magnetic flux are parallel and equidistant.
Submitted by: Academy of Pakistan
A.alternating current
B.both for the direct and alternating current
C.direct current
D.none of above
Explanation: The correct answer is direct current.
Submitted by: Academy of Pakistan
A.the electric lines of force have no physical existence
B.they do not cross each other and group together in dielectric
C.all the above statements are true
D.they expand laterally and contract longitudinally
Explanation: The correct answer is all the above statements are true.
Submitted by: Academy of Pakistan
A.number of free electrons available become more
B.temperature of material is increased
C.temperature of material is decreased
D.none of the above is correct
Explanation: The correct answer is number of free electrons available become more.
Submitted by: Academy of Pakistan
A.Invert input signal
B.Stop signal
C.None of the above
D.Act as a universal gate
Explanation: The correct answer is Invert input signal.
Submitted by: Academy of Pakistan