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MCQs

Total Questions : 150 | Page 6 of 15 pages
Question 51. When receivers (panels) are laid horizontally, they usually collect _______
  1.    Direct radiation
  2.    Diffused radiation
  3.    Deflected radiation
  4.    Heat
 Discuss Question
Answer: Option B. -> Diffused radiation
Answer: (b).Diffused radiation
Question 52. More the tilt in receivers (panels), larger amounts of diffused radiation is collected.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 53. What is reflected solar radiation?
  1.    Sum of direct and reflected radiation energies
  2.    Radiation reflected from an atmospheric obstacle
  3.    Radiation traveling on a straight line from sun to earth
  4.    Radiation reflected from a non-atmospheric obstacle
 Discuss Question
Answer: Option D. -> Radiation reflected from a non-atmospheric obstacle
Answer: (d).Radiation reflected from a non-atmospheric obstacle
Question 54. Reflected solar radiation is used in _______
  1.    Snowy regions
  2.    Temperate region
  3.    Equatorial region
  4.    Tropical region
 Discuss Question
Answer: Option A. -> Snowy regions
Answer: (a).Snowy regions
Question 55. What is global insolation?
  1.    Direct radiation + diffused radiation
  2.    Diffused radiation – direct radiation
  3.    Direct radiation + diffused radiation + reflected radiation
  4.    Reflected radiation * direct radiation
 Discuss Question
Answer: Option C. -> Direct radiation + diffused radiation + reflected radiation
Answer: (c).Direct radiation + diffused radiation + reflected radiation
Question 56. Which of the following is a substrate for biogas production?
  1.    Municipal and residential waste
  2.    E-waste
  3.    Metallic waste
  4.    Gaseous effluents
 Discuss Question
Answer: Option A. -> Municipal and residential waste
Answer: (a).Municipal and residential waste
Question 57. Which among the following is the best source for methane production?
  1.    Metallic scrap
  2.    E-waste
  3.    Plastic waste
  4.    Water hyacinth
 Discuss Question
Answer: Option D. -> Water hyacinth
Answer: (d).Water hyacinth
Question 58. Which of the following is used to produce biogas from biomass?
  1.    Anaerobic treatment
  2.    Aerobic treatment
  3.    Fermentation
  4.    Pyrolysis
 Discuss Question
Answer: Option A. -> Anaerobic treatment
Answer: (a).Anaerobic treatment
Question 59. Which of the following is a preferred substrate for biogas production? Note that TS stands for total solids.
  1.    Less than 1% TS
  2.    20-40% TS
  3.    1-5% TS
  4.    5-10% TS
 Discuss Question
Answer: Option B. -> 20-40% TS
Answer: (b).20-40% TS
Question 60. What are the categories for organic dry matter on the basis of total solids (TS)?
  1.    Low grade, medium grade, high grade and fixed bed
  2.    Low grade, medium grade, fluidized bed and fixed bed
  3.    Low grade, medium grade, high grade and solids
  4.    Downdraft, circulation fluidized bed, high grade and fixed bed
 Discuss Question
Answer: Option C. -> Low grade, medium grade, high grade and solids
Answer: (c).Low grade, medium grade, high grade and solids

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