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26 Sep 2019

Read the statements given below and determine which of the following statements violates the first law of thermodynamics?

  1. It is possible to extract unlimited work from a machine without any source of energy.

  2. The energy in a system always remains conserve

  3. The entropy of the universe can never decrease

  4. None of these

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Jarrod Robel
Jarrod RobelLv2
8 Feb 2019
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Related questions

Among the following statement, which can be a possible statement for the second law of thermodynamics?

  1. All the natural processes are the reversible process

  2. The energy always remains conserve

  3. The entropy of the universe can never decrease

  4. Heat transfer from a body at low temperature to a body at high temperature is possible naturally

Choose the correct statement in relation to the first law of thermodynamics.

  1. This law states that the entropy of a system at absolute zero temperature remains zero

  2. This law states that energy always remains conserved

  3. This law states that the entropy of a system depends upon temperature and pressure conditions

  4. This law states that a machine can work continuously with 100 % output.

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Among the following statements, which statement finds the logical consequence of the second law of thermodynamics?

  1. This law states that the entropy of an isolated system always increases or equal to zero but can never decrease

  2. This law is a relationship between the energy and the internal energy of a system

  3. This law states that entropy attains a constant value at absolute zero temperature

  4. This law states enthalpy of a closed system is a point function

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