Renewable Energy Engineering (2181910) MCQs

MCQs of Solar Energy

Showing 81 to 90 out of 114 Questions
81.
Concentrated solar power (CSP) systems use ____ to focus a large area of sunlight into a small beam.
(a) Lenses
(b) Mirrors
(c) Trackers
(d) All of the above
Answer:

Option (d)

82.
The ratio of energy actually absorbed and transferred to the heat-transport fluid by the collector is known as
(a) collector efficiency
(b) concentration ratio
(c) temperature range
(d) none of the above
Answer:

Option (a)

83.
The ratio of the area of the aperture of the system to the area of the receiver is known as
(a) collector efficiency
(b) concentration ratio
(c) temperature range
(d) none of the above
Answer:

Option (b)

84.
The absorber plate is usually made from a metal sheet ranging in thickness from
(a) 0.8 to 3 mm
(b) 0.7 to 6 mm
(c) 0.5 to 5 mm
(d) 0.2 to 1 mm
Answer:

Option (d)

85.
In which design of absorber plate liquid flows only in the pipe?
(a) Rectangular or cylindrical full sandwich
(b) Pipe and fin-type
(c) Roll bond
(d) All of the above
Answer:

Option (b)

86.
In which design of absorber plate wetted area and water capacity are high?
(a) Rectangular or cylindrical full sandwich
(b) Pipe and fin-type
(c) Roll bond
(d) All of the above
Answer:

Option (a)

87.
For low-temperature requirements such as warming of a swimming pool which type absorber suitable?
(a) Pipe and fin-type
(b) Roll bond
(c) Rectangular or cylindrical full sandwich
(d) All of the above
Answer:

Option (c)

88.
For domestic and industrial applications which type absorber suitable?
(a) Rectangular or cylindrical full sandwich
(b) Pipe and fin-type
(c) Roll bond
(d) All of the above
Answer:

Option (b)

89.
Compound parabolic concentrator consists of
(a) One parabolic mirror segment
(b) Two parabolic mirror segments
(c) Three parabolic mirror segments
(d) No parabolic mirror segments
Answer:

Option (b)

90.
In Compound Parabolic Concentrator, concentration the ratio is between
(a) 3 to 7
(b) 3 to 10
(c) 3 to 8
(d) 3 to 12
Answer:

Option (a)

Showing 81 to 90 out of 114 Questions