As we go up in air the temperature of air decreases because

Thermodynamics Mcqs
BILAL KHATTAK0

A.winds help in heat transfer by convection
B.oxygen content of air decreases sharply
C.of low pressure of air
D.heating effect due to infra red radiations from the surface of the earth is reduced

Related Mcqs:

  1. The atmosphere near the earth’s surface is “heated from below.” Which of the following does not significantly contribute to this heating?
  2. A high value of Prandtl number indicates
  3. Heat transferred outward from the surface of the moon can take place by __________.
  4. Night time temperatures rarely drop below the dew point temperature because __________?
  5. An important reason for the large daily temperature range over deserts is __________?
  6. The factor which affects nucleate pool boiling is
  7. Perspiration cools the body by __________?
  8. In a temperature inversion __________?
  9. A wall 50 mm thick (thermal conductivity k = 40 W/m?C) has temperature difference on two surfaces of 100?C. What could probably change if the temperature difference of this wall drops to 100?C
  10. For given NH3/CO2 ratio temperature urea production rate

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