Solar And Wind Energy Trivia Quiz!
15 Questions
| Total Attempts: 58
(197).jpg "Solar And Wind Energy Trivia Quiz!")
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Questions and Answers
- 1.The average radiation intensity received per unit area perpendicular to earth surface at a mean sun-earth distance.
- A.
Solar waves
- B.
Radiation index
- C.
Solar constant
- D.
Absoptivity
- 2.The value of solar constant is:
- A.
1367 W/ m2
- B.
1367 W/m3
- C.
1367 kW/m2
- D.
1367 N/m2
- 3.____________ is the instrument which is used to measure the direct radiation.
- A.
Sunshine recorder
- B.
Pyranometer
- C.
Pyrheliometer
- D.
All
- 4.A Pyranometer is used to measure the ________________,
- A.
Global radiation
- B.
Diffuse radiation
- C.
Direct radiation
- D.
Humidity
- 5.Concentration factor of Flat plat collector is
- A.
C
- B.
C=1
- C.
C>1
- D.
C=0
- 6.____________ collector which absorbs the both direct and diffuse radiation in that entire area.
- A.
Concentrating
- B.
Non concentration
- C.
Photovoltaic
- D.
All
- 7.Indicative temperature of evacuated tube collector is:
- A.
150 deg.cel.
- B.
450 deg.cel.
- C.
50 deg.cel.
- D.
1000 deg.cel.
- 8.Usually, the absorber plate of flat plate collector is made up of?
- A.
Wood
- B.
Iron
- C.
Silver
- D.
Copper
- 9.In evacuated tube collector _________is used as an insulation material.
- A.
Copper
- B.
Aluminum
- C.
Vacuum
- D.
None
- 10._______ is a box that the collector has enclosed in holds the components together, protect them from weather, facilitates installation of the collector on a roof or appropriate frame.
- A.
Enclosure
- B.
Insulator
- C.
Absorber plate
- D.
Cover plate
- 11.In indiaFlat-plate collectors facing ___________ at fixed tilt___________.
- A.
West. Latitude +/_ 15 deg.
- B.
South, longitude +/_ 15 deg.
- C.
South, latitude +/_ 15 deg.
- D.
South, latitude +/_ 20 deg.
- 12.Thermal conductivity of copper absorber plate is:
- A.
376 J/m K
- B.
376 W/ m K
- C.
376 kW/mK
- D.
376 kW/ m deg.cel.
- 13.In Flat plate collectors’ medium can achieve temperature range.
- A.
60-70 deg.cel
- B.
150-200 deg.cel.
- C.
200-220 deg.cel.
- D.
>1000 deg.cel
- 14.Unit of the intensity of solar radiation.
- A.
KJ/m2
- B.
W/m2
- C.
N/m2
- D.
MJ/m2
- 15._________ is a component of collectors.
- A.
Battery
- B.
Insulator
- C.
Inverter
- D.
All
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