1.An accepted value for the intensity of full sunlight (insolation) is approxima

Question

1.An accepted value for the intensity of full sunlight (insolation) is approximately...
a)10 W/m2
b)100 W/m2
c) 1000 W/m2
d) 10,000 W/m2

2.What type of solar radiation can be used to heat fluid in a concentrating solar systems?
a)Direct Normal Radiation
b)Diffuse Radiation

3.Which type of solar collector is recommended for a low temperature application (30C) such as swimming pool heating?
a)Evacuated tube solar collector
b)Glazed flat plate collector
c)Unglazed solar plastic collector
d)Parabolic trough solar collector

Explanation / Answer

1. 100 W/m2 (Average solar radiation)

2. Direct normal radiation (as it reaches the earth surface without getting scattered)

3. Unglazed solar plastic collector

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