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HereIam HereIam
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Posts: 492
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6 years ago
Atmospheric pressure is affected by:
 
  A) Humidity, temperature, and geosynchronous location.
  B) Altitude and temperature.
  C) Altitude, temperature, and humidity.
  D) Magnetic pole location, altitude, and temperature.



[Ques. 2] Atmospheric pressure is created by:
 
  A) The earth's magnetic field.
  B) There is no such thing as atmospheric pressure.
  C) Centrifugal force created by the spinning of the earth.
  D) The weight of the air in the atmosphere.



[Ques. 3] The definition of a fluid is:
 
  A) Any liquid which cannot become a vapor at system pressure and temperature.
  B) A liquid with a viscosity equal to or greater than the ANSI requirement for standard fluid.
  C) A substance that deforms and flows under pressure.
  D) Any substance in liquid form.



[Ques. 4] Which of the following is an example of forced convection?
 
  A) Heat traveling along a metal rod B) A radiant heater placed in a room
  C) Air moving in a refrigerator D) A ceiling fan forcing warm air down



[Ques. 5] According to the second law of thermodynamics, how does heat travel?
 
  A) Heat energy travels from a warmer body to a cooler body.
  B) Heat energy travels from a cooler body to a warmer body.
  C) Heat energy travels to and from warmer objects.
  D) Heat energy does not travel from one object to another.
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Zhengbo Y.Zhengbo Y.
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6 years ago
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