College Physics Study Set 7

Physics & Astronomy

Quiz 12 :

The Laws of Thermodynamics

Quiz 12 :

The Laws of Thermodynamics

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A quantity of monatomic ideal gas expands adiabatically from a volume of 2.0 liters to 6.0 liters.If the initial pressure is P0, what is the final pressure?
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D

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During an isobaric process which one of the following does not change?
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D

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A 4-mol ideal gas system undergoes an adiabatic process where it expands and does 20 J of work on its environment.What is its change in internal energy?
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A

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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:
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An adiabatic expansion refers to the fact that:
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What is the work done on the gas as it expands from pressure P1 and volume V1 to pressure P2 and volume V2 along the indicated straight line? img
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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 5-mol ideal gas system undergoes an adiabatic free expansion (a rapid expansion into a vacuum), going from an initial volume of 10 L to a final volume of 20 L.How much work is done on the system during this adiabatic free expansion?
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Which of the following increases the internal energy of a solid metal rod?
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A 2.0-mol ideal gas system is maintained at a constant volume of 4.0 L.If 100 J of heat is added, what is the work done on the system?
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A closed 2.0-L container holds 3.0 mol of an ideal gas.If 200 J of heat is added, what is the change in internal energy of the system?
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In an isovolumetric process by an ideal gas, the system's heat gain is equivalent to a change in:
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The adiabatic index of a gas is given by which of the following?
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A 4-mol ideal gas system undergoes an adiabatic process where it expands and does 20 J of work on its environment.How much heat is received by the system?
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In an isobaric process 4.5 * 104 J of work is done on a quantity of gas while its volume changes from 2.6 m3 to 1.1 m3.What is the pressure during this process?
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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 20 J of work.What is its net change in internal energy?
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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 on the system by its environment?
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On a P-V diagram, an ____ process is represented by a horizontal line.
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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 on the system?
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