
First Law of Thermodynamics
Authored by Redza Rahman
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University

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6 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the heat capacity of an object measure?
the amount of energy required to change the temperature of an object
the thermal potential energy of the object
the amount of energy required to melt a solid object
the total amount of energy an object can store
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When applying the first law of thermodynamics to a system, when is heat a positive quantity?
when the system does work
when the system absorbs heat
when the system has work done on it
when the system loses heat
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is 50 °C in Kelvin?
223 K
100 K
323 K
50 K
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
25 °C in kelvins
298K
298.15 K
262 K
278 K
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does R stand for
Ideal gas constant
Temperature constant
Real gas constant
Ideal gas law
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following equations represents the Ideal Gas Law?
P1V1 = P2V2
PV = nRT
PV = mRT
P1V1/TI = P2V2/T2
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