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College Physics Reasoning and Relationships

Physics & Astronomy

Quiz 16 :

Thermodynamics

Quiz 16 :

Thermodynamics

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Which of the processes on a monatomic ideal gas given below will result in the temperature of the gas increasing? W is the work done by the gas.
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C

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In an isobaric process 3.6 104 J of work is done on a quantity of gas while its volume changes from 2.3 m3 to 1.1 m3. What is the pressure during this process?
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C

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A 4-mol ideal gas system undergoes an adiabatic process where it expands and does 28 J of work on its environment. What is its change in internal energy?
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B

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Area on a P-V diagram has units associated with:
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If an ideal gas does positive work on its surroundings, we may assume, with regard to the gas, that its:
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According to the first law of thermodynamics, the sum of the heat gained by a system and the work done on that same system is equivalent to which of the following?
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A 4-mol ideal gas system undergoes an adiabatic process where it expands and does 28 J of work on its environment. How much heat is received by the system?
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The adiabatic index, img , of a gas is given by which of the following?
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A system has an increase in internal energy of 60 J while 90 J was removed from the system by heat. How much work was involved during this process and was it done on the system or done on its environment?
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A closed 2.0-L container holds 3.0 mol of an ideal gas. If 150 J of heat is added, what is the change in internal energy of the system?
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A 2.0-mol ideal gas system is maintained at a constant volume of 4.0 L. If 200 J of heat is added, what is the work done on the system?
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In an isovolumetric process where the pressure increases, are the heat absorbed, work done by the system, and the change in internal energy of the system positive, negative, or zero?
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On a P-V diagram, an _____ process is represented by a horizontal line.
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In an isovolumetric process by an ideal gas, the system's heat gain is equivalent to its change in:
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An adiabatic expansion refers to the fact that:
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In an isothermal process for an ideal gas system (where the internal energy doesn't change), which of the following choices best corresponds to the value of the work done by the system?
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A system is acted on by its surroundings in such a way that it receives 50 J of heat while simultaneously doing 70 J of work. What is its net change in internal energy?
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During an isobaric process which one of the following does not change?
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On a PV diagram, 2 curves are plotted, both starting at the same point (P1, V1) and both ending at the same increased volume (V2). One curve is for an isothermal process; the other is for an adiabatic process. Except for the common starting point, which curve is the upper one?
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The volume of an ideal gas changes from 0.40 to 0.55 m3 although its pressure remains constant at 50,000 Pa. What work is done by the system ON its environment?
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