题目内容

For a system of an ideal gas, in which process of the following that the change of the internal energy is negative, however, the work done toward the surroundings is positive?

A. Isochoric (等体) and pressure decreasing process.
B. Isothermal (等温) and expanding process.
C. Adiabatic and expanding process.
D. Isobaric (等压) and compressed process

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Determine which of the following statements is incorrect

A. The reversible process (可逆过程) must be a quasi-static process;
B. The quasi-static process (准静态过程) must be a reversible process;
C. The irreversible process must not find a process, which can completely restore the system and the surroundings;
D. The non-quasi-static process must be an irreversible process.

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It is easy to convert work into thermal energy, but it is impossible to remove energy as heat from a single reservoir and convert it entirely into work with no other changes.

A. 对
B. 错

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It is easy to convert thermal energy into work, so it is possible to remove energy as heat from a single reservoir and convert it entirely into work with no other changes.

A. 对
B. 错

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In an isochoric (等容) process, all the energy added as heat remains in the system as an increase in internal energy.

A. 对
B. 错

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For a system of an ideal gas, in which process of the following that the change of the internal energy is negative, however, the work done toward the surroundings is positive?

A. Isochoric (等体) and pressure decreasing process. B. Isothermal (等温) and expanding process. C. Adiabatic and expanding process. D. Isobaric (等压) and compressed process

Determine which of the following statements is incorrect

It is easy to convert work into thermal energy, but it is impossible to remove energy as heat from a single reservoir and convert it entirely into work with no other changes.

It is easy to convert thermal energy into work, so it is possible to remove energy as heat from a single reservoir and convert it entirely into work with no other changes.

In an isochoric (等容) process, all the energy added as heat remains in the system as an increase in internal energy.

A. Isochoric (等体) and pressure decreasing process.
B. Isothermal (等温) and expanding process.
C. Adiabatic and expanding process.
D. Isobaric (等压) and compressed process