A.high
B.small
C.the same as rated voltage
D.zero
Explanation: The correct answer is zero.
Submitted by: Academy of Pakistan
D.C. Generators in Electrical Engineering MCQs: 120 practice questions with answer choices and available explanations. Page 8 of 8.
Electrical Engineering MCQs by topic
Active Filter:D.C. Generators (120 MCQs)
View All Electrical Engineering MCQs MCQsBasic 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
Now you can submit the latest Electrical Engineering MCQs MCQs from your test! SUBMIT HERE
D.C. Generators
Showing page 8 of 8 · 120 total solved questions available.
⚡Start Quiz Mode to Practice Like the Real Exam!
A.external characteristic = magnetisation characteristic – ohmic drop – armature reaction
B.internal characteristic = magnetisation characteristic – ohmic drop
C.external resistance = internal char-acteristic – armature reaction
D.magnetisation characteristic = external characteristic
Explanation: The correct answer is external characteristic = magnetisation characteristic – ohmic drop – armature reaction.
Submitted by: Academy of Pakistan
A.their rising voltage characteristics
B.unequal speed regulation of their primemovers
C.unequal series field resistances
D.unequal number of turns in their series field windings
Explanation: The correct answer is their rising voltage characteristics.
Submitted by: Academy of Pakistan
A.indicated by a spark completely around the commutator
B.none of the above
C.both A. and (b)
D.identified by the scarring of the commutator segment to which open circuited coil is connected
Explanation: The correct answer is both A. and (b).
Submitted by: Academy of Pakistan
A.speed and voltage
B.load
C.voltage
D.speed
Explanation: The correct answer is load.
Submitted by: Academy of Pakistan
A.any odd number of conductors
B.any even number of conductors
C.that even number which is exact multiple of poles
D.that even number which is exact multiple of poles + 2
Explanation: The correct answer is any even number of conductors.
Submitted by: Academy of Pakistan
A.Shunt generator
B.None of the above
C.Compound generator
D.Series generator
Explanation: The correct answer is None of the above.
Submitted by: Academy of Pakistan
A.The speed of that generator is increased
B.The field of that generator is weakened
C.That generator takes large share of loads
D.The direction of that generator is reversed
Explanation: The correct answer is That generator takes large share of loads.
Submitted by: Academy of Pakistan
A.to supply industrial load at constant voltage
B.to supply traction load
C.voltage at the toad end of the feeder
D.for none of the above purpose
Explanation: The correct answer is voltage at the toad end of the feeder.
Submitted by: Academy of Pakistan
A.along field axis
B.along neutral axis
C.in none of the above positions
D.in any of the above positions
Explanation: The correct answer is along neutral axis.
Submitted by: Academy of Pakistan
A.only if the resistance of the field circuit is greater than critical value
B.irrespective of the value of the resistance in the field circuit
C.none
D.only if the resistance of the field circuit is less than critical value
Explanation: The correct answer is only if the resistance of the field circuit is less than critical value.
Submitted by: Academy of Pakistan
A.is more stable
B.has exciting current independent of load current
C.is amenable to better voltage control
D.has all above features
Explanation: The correct answer is has all above features.
Submitted by: Academy of Pakistan
A.is always present
B.is always absent
C.none of the above
D.may be sometimes present
Explanation: The correct answer is is always present.
Submitted by: Academy of Pakistan
A.cross magnetisation only
B.crossmagnetisation as well as demagnetising
C.cross magnetisation as well as mag¬netisation
D.demagnetisation only
Explanation: The correct answer is crossmagnetisation as well as demagnetising.
Submitted by: Academy of Pakistan
A.wave wound
B.duplex wound
C.delta wound
D.lap wound
Explanation: The correct answer is lap wound.
Submitted by: Academy of Pakistan