High Voltage Engineering MCQs Part 10

High Voltage Engineering MCQs Part 10.

While installing sphere gaps, smaller sphere gaps are installed in

  1. While installing sphere gaps, smaller sphere gaps are installed in:
    1. Horizontal configuration
    2. Vertical configuration
    3. Any of these
    4. None of these
      • Correct answer: 1. Horizontal configuration

The impulse test of the transformer is done by using

  1. The impulse test of the transformer is done by using:
    1. Full wave standard impulse
    2. Half wave standard impulse
    3. Both of these
    4. None of these
      • Correct answer: Full wave standard impulse

The radial stress of resin impregnated paper capacitor busing is

  1. The radial stress of resin impregnated paper capacitor busing is:
    1. 10 kV/cm
    2. 20 kV/cm
    3. 30 kV/cm
    4. 40 kV/cm
      • Correct answer: 3. 30 kV/cm

The correct statement about the Chubb–Fortescue method

  1. The correct statement about the Chubb–Fortescue method:
    1. It is used for the measurement of a.c peak voltage
    2. It is used for the measurement of d.c peak voltage
    3. Both of these
    4. None of these
      • Correct answer: 1. It is used for the measurement of a.c peak voltage

The transient phenomenon is ____________ function of time which lasts for _________ duration

  1. The transient phenomenon is ____________ function of time which lasts for _________ duration:
    1. Aperiodic, short
    2. Aperiodic, long
    3. Periodic, short
    4. Periodic, long
      • Correct answer: 1. Aperiodic, short

Internal insulation comprises

  1. Internal insulation comprises:
    1. Air & Porcelain
    2. Paper & Oil Insulation
    3. Aluminium & Copper
    4. Gold & Silver
      • Correct answer: 2. Paper & Oil Insulation

The switching surge can be best explained as

  1. The switching surge can be best explained as:
    1. D.C in nature
    2. A.C in nature
    3. Very long duration transient voltage
    4. Short duration transient voltage
      • Correct answer: 4. Short duration transient voltage

_______________ method is extensively employed for protection against __________ overvoltages

  1. _______________ method is extensively employed for protection against __________ overvoltages:
    1. Shielding, External
    2. Shielding, Internal
    3. Non-shielding, all types of
    4. None of these
      • Correct answer:  1. Shielding, External

The rectifier which generates high voltage d.c from a.c

  1. The rectifier which generates high voltage d.c from a.c:
    1. Half-wave rectifiers
    2. Full wave rectifiers
    3. Voltage doubler type rectifiers
    4. All of these
      • Correct answer: 4. All of these

Hall effect generators are used to measure

  1. Hall effect generators are used to measure:
    1. Direct current
    2. High-frequency alternating current
    3. Both of these
    4. None of these
      • Correct answer: 3. Both of these

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