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MrMiau MrMiau
wrote...
Posts: 512
Rep: 1 0
6 years ago
Which of the following forms of heat travels in waves?
 
  A) Radiant heat B) All forms of heat C) Specific heat D) Sensible heat



[Ques. 2] The first law of thermodynamics states that:
 
  A) All objects contain some energy.
  B) Energy cannot be created or destroyed.
  C) The molecular energy band is directly proportional to the thermal activity of the molecule.
  D) Whenever energy is created, an equal quantity of energy must be destroyed to maintain thermal equilibrium.



[Ques. 3] Convert 100 Rankine to Fahrenheit.
 
  A) 100 - 273 = -173F B) 100 - 460 = -360F C) 100 + 460 = 560F D) 100 + 273 = 373F



[Ques. 4] Convert -100 Celsius to Kelvin.
 
  A) -100 + 460 = 360K B) -100 - 273 = -373K
  C) -100 + 273 = 173K D) -100 - 460 = -560K



[Ques. 5] How much heat is required to increase the temperature of 20 lb of water from 32F to 212F?
 
  A) 20 lb  0.5  180F = 1,800 BTU B) (20  144 ) + (20  180 ) + (20  970 ) = 25,880 BTU
  C) 212F - 32F = 180 BTU D) 20 lb  180F = 3,600 BTU
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Replies
wrote...
6 years ago
1)  A

2)  B

3)  B

4)  C

5)  D
MrMiau Author
wrote...
6 years ago
I can't even begin to explain how much your help meant to me.
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