Question

Topic: Physics statistics Two identical systems, with two levels, and N particles each, are initially at...

Topic: Physics statistics

Two identical systems, with two levels, and N particles each, are initially at temperatures T and T / α, respectively. Derive an expression for the final temperature of the thermal systems, and calculate this temperature for α = 1 and α = -1. Comment on your results in detail.

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Two identical bars, each of mass m and specific heat c, are initially kept at temperatures...
Two identical bars, each of mass m and specific heat c, are initially kept at temperatures T0and 5T0respectively. The bars are brought into contact until equilibrium is established. Assuming the entire experiment took place in thermal insulation from the surroundings; find the entropy change of the system.
On the topic of thermal physics: two plane discs, each of radius 5 cm, are mounted...
On the topic of thermal physics: two plane discs, each of radius 5 cm, are mounted coaxially with their adjacent surfaces 1 mm apart. They are in a chamber containing Ar gas at viscosity = 2.1*10^-5 and are free to rotate about their common axis. One of them rotates with angular velocity 10 rad/s. find the torque that must be applied to the other to keep it stationary
1a) Two identical positively charged particles experience electric forces of magnitude 209 N when they are...
1a) Two identical positively charged particles experience electric forces of magnitude 209 N when they are separated by 4 cm. Calculate the charge on each particle. b) Two electrons and a proton are placed on corners of a square with sides 25 cm. The proton is opposite the empty corner. What is the magnitude of the electric force on the proton?
To decide whether chemistry or physics majors have higher starting salaries in the industry. n B.S....
To decide whether chemistry or physics majors have higher starting salaries in the industry. n B.S. graduates of each major are surveyed, yielding the following results (in $1000’s): Major Sample Average Sample SD Chemistry 41.5 2.5 Physics 41.0 2.5 Calculate the P-value for the appropriate two-sample t test, assuming that the data was based on n = 100. Then repeat the calculation for n = 400. Is the small P-value for n = 400 indicative of a difference that has...
If two completely identical systems are mixed T1 and T2 in an insulating container, then the...
If two completely identical systems are mixed T1 and T2 in an insulating container, then the final temperature of the mixture is equal to: Select one: a. (T1-T2) / 2 b. T2-T1 c. (T1T2) 1/2 d. (T1 + T2) / 2 e. T1T2 / 2 -------------------------------------------------- Calculate the efficiency of the Karno machine running between 200oC and 1000oC tanks Select one: a. 80% b. 68.20% c. 37.2% d. 62.8% e. 60
Two copper blocks, each of mass 1.74 kg, initially have different temperatures,t1 = 18° C and...
Two copper blocks, each of mass 1.74 kg, initially have different temperatures,t1 = 18° C and t2 = 30° C. The blocks are placed in contact with each other and come to thermal equilibrium. No heat is lost to the surroundings. (a) Find the final temperature of the blocks. °C Find the heat transferred between them. J (b) Find the entropy change of each block during the time interval in which the first joule of heat flows. ?S1 = J/K...
The drawing shows two identical systems of objects; each consists of the same three small balls...
The drawing shows two identical systems of objects; each consists of the same three small balls connected by massless rods. In both systems the axis is perpendicular to the page, but it is located at a different place, as shown. The same force of magnitude F is applied to the same ball in each system (see the drawing). The masses of the balls are m1 = 9.4 kg, m2 = 6.9 kg, and m3 = 7.2 kg. The magnitude of...
The drawing shows two identical systems of objects; each consists of the same three small balls...
The drawing shows two identical systems of objects; each consists of the same three small balls connected by massless rods. In both systems the axis is perpendicular to the page, but it is located at a different place, as shown. The same force of magnitude F is applied to the same ball in each system (see the drawing). The masses of the balls are m1 = 8.2 kg, m2 = 5.3 kg, and m3 = 7.7 kg. The magnitude of...
A system consists of N weakly interacting subsystems. Each subsystem possesses only two energy levels E1...
A system consists of N weakly interacting subsystems. Each subsystem possesses only two energy levels E1 and E2 each of them non-degenerate. (i) Draw rough sketches (i.e. from common sense, not from exact mathematics) of the temperature dependence of the mean energy and of the heat capacity of the system. (ii) Obtain an exact expression for the heat capacity of the system.
Consider a system of N distinguishable atoms, each of which can be in only one of...
Consider a system of N distinguishable atoms, each of which can be in only one of two states: the lowest energy state with energy 0, and an excited state with energy ɛ > 0. When there are n atoms in the excited state (and N-1 atoms in the lowest state), the total energy is U = nɛ. 1. Calculate the entropy S/k = ln(Ω(n)) and find the value of n for which it is maximum. 2. Find an expression for...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT