MCQs on DMAES Part1

Electrical Engineering MCQs — Distribution Networks & Energy Management

Electrical Engineering MCQs — Distribution Networks & Energy Management

Practice 25 MCQs. Click “Show Answers” to reveal the correct options.

  1. For voltage boosting in distribution networks the capacitors used is _________.

    • Series capacitors ✓ Correct
    • Shunt capacitors
    • Both (a) and (b)
    • None of these

  2. To reduce the power consumption, the capacitors should be located _________.

    • As close as possible to the load ✓ Correct
    • As far as possible to the load
    • Not too close not too far from the load
    • All of these
    • None of these

  3. In order to improve the power factor of equipment operating at lagging power factor, a capacitor is connected _________.

    • In series with the equipment
    • In parallel with the equipment ✓ Correct
    • In series-parallel with the equipment
    • Either (a) or (b)

  4. The secondary distribution transformer is generally _________.

    • Star connected
    • Star connected with the secondary delta connected
    • Delta connected with the secondary star connected ✓ Correct
    • Delta connected

  5. The ratio of average load over a designated period to the peak load demand occurring in that period is known as _________.

    • power factor
    • ratchet rate
    • load factor ✓ Correct
    • production factor

  6. The production factor is defined as the ratio of _________.

    • current year production to the reference year production ✓ Correct
    • current year production to the reference month production
    • reference month production to the current month production
    • reference year production to the current year production

  7. The reactive power component kVAR is equal to the _________.

    • kVA sin∅
    • kW tan∅
    • kW cos∅
    • Both (a) and (b) ✓ Correct
    • None of these

  8. The rotational speed of an AC induction motor depends on the _________.

    • Number of poles in stator
    • Frequency of the applied AC power
    • Both a and b ✓ Correct
    • None of these

  9. The monitor and control of energy management system is done by using _________.

    • MATLAB
    • SCADA (Supervisory Control and Data Acquisition) ✓ Correct
    • AUTO-CAD
    • All of these
    • None of these

  10. The water pollution prevention and control act was formed in the year _________.

    • 1986
    • 1974 ✓ Correct
    • 1981
    • 1980

  11. The Indian electricity rules of 1956 cover _________.

    • Inspections of electric installations
    • Licensing
    • General safety precautions
    • Only b and c
    • All of these ✓ Correct

  12. Energy conservation act was formed in the year _________.

    • 1998
    • 1999
    • 2000
    • 2001 ✓ Correct

  13. The rules of a particular electricity supply system provision for metering, earthing and other installation matters are in accordance with the electricity supply act of _________.

    • 1947
    • 1948 ✓ Correct
    • 1956
    • 1958

  14. Phase advancers are used to improve the power factor of _________.

    • Induction motors ✓ Correct
    • Induction generators
    • Synchronous motors
    • Synchronous generators

  15. Power factor of a load can be improved by using _________.

    • Static capacitors
    • Synchronous condenser
    • Phase advancer
    • Only a and b
    • All of the above ✓ Correct

  16. If power factor is less than unity then it will result in _________.

    • Large kVA rating of equipment
    • Greater conductor size
    • Large copper losses
    • Only A and C
    • All of these ✓ Correct

  17. If the load current decreases then the power factor _________.

    • Will also decrease
    • Will increase ✓ Correct
    • Will remain unchanged
    • None of these

  18. Reactive power is measured in terms of _________.

    • kW
    • kVA
    • kVAR ✓ Correct
    • None of these

  19. Power factor is the ratio of _________.

    • Active power to the reactive power
    • Active power to the apparent power ✓ Correct
    • Apparent power to the active power
    • Reactive power to the apparent power

  20. For a typical AC power supply, the secondary transmission carries the voltage of _________.

    • 11 kV
    • 33 kV ✓ Correct
    • 66 kV
    • 132 kV

  21. The electric power from primary distribution line is delivered to distribution substations by using _________.

    • 1 phase wire
    • 3 phase, 3 wire
    • 3 phase, 4 wire ✓ Correct
    • All of these
    • None of these

  22. The reduction of utility load primarily during peak demand is known as _________.

    • Peak clipping ✓ Correct
    • Load shifting
    • Valley filling
    • MTP analysis

  23. IFMA stands for _________.

    • International Facility Management Association ✓ Correct
    • Indian Facility Management Association
    • International Facility Management Academy
    • Indian Facility Management Academy

  24. Maximum demand charges are given in _________.

    • kWh
    • kVA ✓ Correct
    • kVAr
    • All of these
    • None of these

  25. Energy management is a key component of _________.

    • Environmental management
    • Carbon management ✓ Correct
    • Nitrogen management
    • Water management

Tip: Use the “Show Answers” button for quick self-check.

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