Electrical Power Generation MCQs Part 9

a. Statement: Generally, the higher altitudes obtain a lower amount of sunlight than tropical areas.

  1. Statement is correct
  2. The statement is wrong
  3. Both receive equal sunlight
  4. None

Correct answer: 1. Statement is correct

b. Concentrating solar panels use:

  1. A large conical solar panel
  2. Mirrors
  3. Skyscraper towers
  4. Helical poles

Correct answer: 2. Mirrors

c. Linear concentrating solar panels use:

  1. U-shaped mirrors
  2. Parabolic trough collectors
  3. Dish-shaped mirrors
  4. None of these

Correct answer: 1. U-shaped mirrors

d. The correlated color temperature lower than 3200 K is considered as:

  1. Warm
  2. Cool
  3. Any of above
  4. None of above

Correct answer: 1. Warm

e. Correlated color temperature indicates:

  1. The color of the panel which generates heat rise of specific temperature
  2. The scale which indicates warmness/coolness of lamp color
  3. The temperature rise of sensor based on different colors
  4. None of above

Correct answer: 2. The scale which indicates warmness/coolness of lamp color

f. Main component of natural gas is:

  1. Methane
  2. Ethane
  3. Nitrogen
  4. Oxygen

Correct answer: 1. Methane

g. Microturbines are connected to generators via:

  1. Direct connection
  2. Using solid state components
  3. Pelton turbines
  4. None of above

Correct answer: 2. Using solid state components

h. Dry natural gas doesn’t contain:

  1. Propane
  2. Butane
  3. Hydrogen sulfide
  4. All of these

Correct answer: 4. All of these

i. Country with the largest reservoir of natural gas:

  1. Saudi Arabia
  2. Qatar
  3. Russia
  4. Serbia

Correct answer: 3. Russia

j. Gas turbine uses:

  1. Potential energy
  2. Kinetic energy
  3. Both of these
  4. None of these

Correct answer: 4. None of these


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