It has several forms, all of which are more or less equivalent, even though they don't seem so, at first glance. For example:
"Unavailable for doing work" is related to the Second Law of Thermodynamics.
Second Law of Thermodynamics
There are three laws of thermodynamics. The first law states that energy cannot be created or destroyed, only transformed. The second law states that heat naturally flows from hot to cold. The third law states that as temperature approaches absolute zero, the entropy of a perfect crystal approaches zero.
Actually Murphy's law has been suggested (humorously) as "the fourth law of thermodynamics". It is only peripherally related the the second law. One of the implications of the second law is that an increase in disorder in the universe is a consequence of natural processes. Some have suggested that Murphy's law (If any thing can go wrong, it will.) is an example of this. Strictly speaking - this is quite different from the 2nd law but when someone screws up, it sure does tend to cause a lot of disorder!
Biological organisms do NOT violate the laws of thermodynamics. Some people mistakenly think that because they assemble into complex structures they must be in violation of the 2nd law. This is not true. The 2nd law does not preclude the assembly of complex structure, it says that any such process will produce more entropy in the universe - so the decrease in entropy of the plant, animal, bacteria, or biological organism is accompanied by an even greater INCREASE in the entropy of the universe.
Thermodynamic cycle is based on 2nd law of thermodynamics.
Entropy is closely related to the 2nd law of thermodynamics, not the 1st law. The 1st law of thermodynamics states that energy cannot be created or destroyed, only transferred or converted. Entropy, on the other hand, is a measure of the disorder or randomness of a system, which increases over time according to the 2nd law of thermodynamics.
That's related to the First Law of Thermodynamics - the Law of Conservation of Energy.
zeroth law forms the basis for first law of thermodynamics
The first law of thermodynamics states that energy cannot be created or destroyed in an isolated system; it can only change forms. This law is also known as the Law of Conservation of Energy.
Not exactly. The first law of thermodynamics, i.e. the law of conservation of energy, also accounts for heat as one of the many forms that energy can take. There is no one law called "the law of thermodynamics", but there are several "Laws of Thermodynamics" (note the plural form "LAWS").
the second law of thermodynamics states that systems tend to change in a way that increases the disorder.
the second law of thermodynamics states that systems tend to change in a way that increases the disorder.
Yes - it is correct. That is why a violation of the 2nd law has never been observed.
This statement is based on the second law of thermodynamics, which states that in any energy transformation, some energy is lost as waste heat and cannot be converted back into usable energy. This principle underlies many natural processes and technological systems.
relationship between the thermodynamic quantity entropy
Magic