Change in accessible states relating to change in energy

In summary, the number of accessible states increases by a factor of approximately 3×10^(1.29x10^22) when the internal energy of a system with 6 × 10^24 degrees of freedom increases by 1%. This can be found by taking the logarithm of the ratio of the new and original energy levels.
  • #1
leroyjenkens
616
49

Homework Statement


A certain system has 6 × 10^24 degrees of freedom. Its internal energy
increases by 1%. By what factor does the number of accessible states increase?

Homework Equations


[tex]\Omega = E^{N\nu/2}[/tex]
[itex]\nu[/itex] is the degrees of freedom, and N is just 1, so we can ignore that. So the exponent is just 3x10^24
[itex]\Omega[/itex] is the number of accessible states.

The Attempt at a Solution


[/B]
First I replaced E with 10. And then E increased by 1% would be 10.1.
What I was going to try to do was divide 10.1^(6x10^24) by 10^(6x10^24) to get my answer. But no calculator in the world can do that.
So I used a calculator that can do big numbers (but not quite that big). I found that as I increased the 0's in the exponent, the exponent of my answer increased by some seemingly random number. I tried 10.1^(300)/10^(300) and then 10.1^(3000)/10^(3000), and then kept adding zeroes like that to see what kind of pattern I got.
What I got was, as I got up to 10 zeroes, was an answer of 3x10^(129641213). If I take away a zero from the exponents in the fraction, then I just lose an exponent in the answer. So if I had 24 zeroes in my exponents in my fraction, then the answer would be roughly 3x10^(1.29x10^22).

But this can't be the way to do this problem. Anyone have an alternative idea on how to solve this? Thanks.
 
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  • #2
Try taking logarithms on both sides: the desired ratio is ##\Omega '/\Omega = \exp ...##
 

Related to Change in accessible states relating to change in energy

What is the relationship between accessible states and energy?

The number of accessible states in a system is directly related to the amount of energy present in that system. As energy increases, the number of accessible states also increases. This is because higher energy levels allow for more movement and flexibility of particles, resulting in a larger number of possible arrangements.

How does a change in energy affect the accessible states in a system?

A change in energy can either increase or decrease the number of accessible states in a system. An increase in energy leads to an increase in accessible states, while a decrease in energy results in a decrease in accessible states. This is due to the fact that energy levels directly impact the movement and flexibility of particles in a system.

What is the significance of a change in accessible states?

A change in accessible states is significant because it represents a change in the amount of energy available to a system. This can have a direct impact on the behavior and properties of the system, such as its temperature and phase. Changes in accessible states can also indicate a change in the system's overall stability.

Are there any factors that can influence the relationship between accessible states and energy?

Yes, there are several factors that can affect the relationship between accessible states and energy. These include the size and composition of the system, external influences like pressure and temperature, and the presence of any barriers or constraints that limit the movement of particles. These factors can alter the number of accessible states and therefore impact the overall energy of the system.

How does the concept of entropy relate to changes in accessible states and energy?

Entropy is a measure of the amount of disorder or randomness in a system. As the number of accessible states increases, the entropy of a system also increases. This is because a larger number of accessible states means there are more possible arrangements for the particles in the system, leading to a higher level of disorder. Conversely, a decrease in accessible states results in a decrease in entropy as the system becomes more ordered.

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