Energy Conversion MCQs | Page - 4

Dear candidates you will find MCQ questions of Energy Conversion here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

Q. When the reactive component is small

  • (A) the phase angle will be small and p.f. will be leading
  • (B) the phase angle will be large and p.f. will be high
  • (C) the phase angle will be small and p.f. will be unity
  • (D) the phase angle will be small and p.f. will be high
💬 Discuss
✅ Correct Answer: (D) the phase angle will be small and p.f. will be high

Published by Mr. Dubey ⭐ 109.99K Points at 14-Jun-2020 11:59 am in Energy Conversion

Q. Which of the following colour has wavelength between green and red colour?

  • (A) Yellow
  • (B) Blue
  • (C) Violet
  • (D) All of the above
💬 Discuss
✅ Correct Answer: (A) Yellow

Published by Mr. Dubey ⭐ 109.99K Points at 14-Jun-2020 11:59 am in Energy Conversion

Q. Which of the following statement is correct?

  • (A) Wind pressure reduces corona effects
  • (B) Ice on conductors improves power factor
  • (C) Wind pressure is taken to act in a direction at right angles to that for ice
  • (D) Wind pressure and ice on conductors together improve regulation of power transmitted
💬 Discuss
✅ Correct Answer: (C) Wind pressure is taken to act in a direction at right angles to that for ice

Published by Mr. Dubey ⭐ 109.99K Points at 14-Jun-2020 11:59 am in Energy Conversion

Q. An Orsat apparatus gives

  • (A) volumetric analysis
  • (B) gravimetric analysis
  • (C) approximate analysis
  • (D) only presence of constituents
💬 Discuss
✅ Correct Answer: (A) volumetric analysis

Published by Mr. Dubey ⭐ 109.99K Points at 14-Jun-2020 11:59 am in Energy Conversion

Q. The specific gravity of copper is

  • (A) 8.9
  • (B) 16.9
  • (C) 13.9
  • (D) 5.9
💬 Discuss
✅ Correct Answer: (D) 5.9

Published by Mr. Dubey ⭐ 109.99K Points at 14-Jun-2020 11:59 am in Energy Conversion

Q. Conductors for high voltage transmission lines are suspended from towers

  • (A) to reduce clearance from ground
  • (B) to increase clearance from ground
  • (C) to reduce wind and snow loads
  • (D) to take care of extension in length during summer
💬 Discuss
✅ Correct Answer: (D) to take care of extension in length during summer

Published by Mr. Dubey ⭐ 109.99K Points at 14-Jun-2020 11:59 am in Energy Conversion

Q. Economiser in a steam power plant is used

  • (A) To preheat air
  • (B) To preheat feed water
  • (C) To superheat steam
  • (D) None of the above
💬 Discuss
✅ Correct Answer: (B) To preheat feed water

Published by Mr. Dubey ⭐ 109.99K Points at 14-Jun-2020 11:59 am in Energy Conversion

Q. A pin type insulator is generally used upto

  • (A) 66 kV
  • (B) 132 kV
  • (C) 33 kV
  • (D) 1.1 kV
💬 Discuss
✅ Correct Answer: (C) 33 kV

Published by Mr. Dubey ⭐ 109.99K Points at 14-Jun-2020 11:59 am in Energy Conversion

Q. Naphtha is a volatile colourless product obtained from

  • (A) methyl alcohol
  • (B) vinyl acetate
  • (C) sugar cane
  • (D) petroleum
💬 Discuss
✅ Correct Answer: (D) petroleum

Published by Mr. Dubey ⭐ 109.99K Points at 14-Jun-2020 11:59 am in Energy Conversion

Q. A 66 kV transmission line carrying power to a distance of 120 kilometre will be termed as

  • (A) Short transmission line
  • (B) Very short transmission line
  • (C) Long transmission line
  • (D) Medium transmission line
💬 Discuss
✅ Correct Answer: (D) Medium transmission line

Published by Mr. Dubey ⭐ 109.99K Points at 14-Jun-2020 11:59 am in Energy Conversion

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