Answer: kcal-m/hr m2 °C
Answer: decreases
Answer: does not vary with temperature and wave length of the incident ray
Answer: abslprbs heat radiations of all wave lengths falling on it
Answer: radiation
Answer: 0.45
Answer: p = 0, x = 0 and a = 1
Answer: t
Answer: 0.02
Answer: heat received by a person from fireplace
Answer: decrease
Answer: conduction
Answer: increase the temperature of a liquid of vapour
Answer: convection
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