Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Physics Expert

problem1) Answer all the problems:

i) What is regenerative cooling?

ii) Prove that C2m = (2Kt/m).

iii) Describe thermal conduction.

iv) Derive the relation between entropy and probability.

v) Describe thermionic emission.

problem2) Using energy distribution function. Prove that mean kinetic energy of a system is always proportional to temperature.

problem3) What are postulates of quantum physics? Mention plank distribution law.

problem4) Describe following terms:

a) Partition function    

b) Heat capacity

c) Enthalpy        

d) Helmboltz free energy

e) Gibbs free energy

Physics, Academics

  • Category:- Physics
  • Reference No.:- M94163

Have any Question? 


Related Questions in Physics

At a depth of 10 meters in a freshwater lake answer the

At a depth of 10 meters in a freshwater lake, answer the following 1. what is the pressure in kPa due to the submersion in the water? (the correct answer is between 1 and 100) 2. What is the total pressure in kPa? (the c ...

Our sun orbits around the center of our galaxy the milky

Our sun orbits around the center of our galaxy (the Milky Way) once every 2.5 x 108 years. The radius of the sun's orbit about the center of the galaxy is approximately 3.15 x 1020 m. The sun has made only about 20 revol ...

A light ray in air is incident on an unknown substance with

A light ray in air is incident on an unknown substance with an incidence angle of 39 degrees. If the light ray is refracted at an angle 20 degrees in the substance, what is the index of refraction of the substance?

Sketch the potential energy or ecnbspand evnbspas a

Sketch the potential energy or E C  and E V  as a function of position in a semiconductor crystal which contains (a) a complete random distribution of a small fraction of the host atoms from their lattice sites, (b) non- ...

1 if the above sample is n-type and the electron

1. If the above sample is n-type and the electron concentration at the location x 1  is N(x 1 )=10 16 cm -3 , what is the drift current density in A/cm 2 ? What is the concentration gradient at this point, dN(x 1 )/dx? 2 ...

An object with a mass of 3 kg falls freely from rest for 3

An object with a mass of 3 kg falls freely from rest for 3 seconds. Calculate the acceleration.

Afind the equations of the tangent lines to the circle x2

(a) Find the equations of the tangent lines to the circle x 2 + y 2 = 25 at the points where x = 4. (b) Find the equations of the normal lines to this circle at the same points. (The normal line is perpendicular to the t ...

Practice problems in trigonometryconvert the following

Practice Problems in Trigonometry Convert the following angles to radian measures. 1. 60° 2. 53° 3. 37° Find the sine, cosine and tangent values of the following angles 4. sin 60° 5. cos 60° 6. tan 60° 7. sin 53° 8. cos ...

1 show that it is possible to have a higher electron

1. Show that it is possible to have a higher electron conductivity than hole conductivity in a p-type Si. P-type is defined by P>N. This is again impractical and gives false impression for the same reason as above. 2. A ...

How much energy is required to accelerate a spaceship with

How much energy is required to accelerate a spaceship with a rest mass of 123 metric tons to a speed of 0.559 c? Every day our Earth receives 1.55×1022 J energy from the Sun. If we were able to use 1.05 percent of this e ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro