Compare the heat loss between the absorber plate of flat-plate collector and the cover with that between the cover and the ambient air at steady state.

Renewable Sources of Energy Mcqs
BILAL KHATTAK0

A.The two heat losses are equal
B.The heat loss between the absorber plate and the cover plate is greater
C.The heat loss between the cover plate and the ambient air is greater
D.Information available is insufficient to decide

Related Mcqs:

  1. Evacuated flat-plate collectors are better than non-evacuated ones at high operating temperatures because
  2. If the wind is blowing with a 10 kilometer per hour the dominant heat loss mechanism(s) between the top cover plate of flat-plate solar collector and the ambient air is / are
  3. The radiative heat loss between the top cover of flat-plate solar collector at a temperature of Tp(K) and ambient air at a temperature of Ta(K) is proportional to
  4. Which of the following passes through a maximum with increase in the number of covers (glazings) used in a flat-plate solar collector?
  5. The efficiency of a flat-plate solar collector using water as a heat-exchange fluid is largest at which of the following temperature for the absorber plate? Assume Ta = 25?C.
  6. Which of the following is not a good way to improve the performance of a flat-plate solar collector?
  7. Which of the following is not a good way to provide freeze protection for a flat-plate collector system?
  8. A severe disadvantage of using a mixture of ethylene glycol and water as the heat-exchange fluid for a flat-plate collector is that
  9. Which of the following is usually not used as the heat exchange fluid in a flat-plate solar collector?
  10. Steady state heat transfer occurs when

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