+1-415-315-9853

info@mywordsolution.com

 Algebra Math Calculus Physics Chemistry Biology Earth Science Physiology History Humanities English Sociology Nursing Science

problem 1: Describe any five parts:

a) Platinum resistance thermometer.
c) Carnot theorem.
d) Plots of heat capacity (Cp) versus temperature (T) for the first order and the second order phase transitions.
e) Sedimentation.
f) Critical constants for dieterici’s equation.
g) Sackur-Tetrode equation.

problem 2:

a) What is a thermocouple? Describe its working principle. How is it used to measure the temperature? prepare down the range of temperature covered by:

i) A chromel-alumel thermocouple, and
ii) An iron-constantan thermocouple.

Describe merits and demerits of a thermocouple for temperature measurements.

b) Derive an expression of the work done by an ideal gas throughout an isothermal expansion of an ideal gas.

c) Two moles of a perfect gas occupy a volume of 0.060 m3 and exert a pressure of 4 × 105 Nm−2. It is compressed isobarically to 0.045 m3. Compute the work done by the gas.

problem 3:

a) Two kg of water is heated from 0°C to 100°C and transformed into steam reversibly. Compute the total increase in its entropy. Given, heat capacity of water = 4.2 × 103 J kg−1 K−1 and latent heat of vaporization = 2.25 × 106 J kg−1.

b) For Carnot cycle, show that the amount of heat absorbed in a reversible cycle is proportional to the temperature of source. Compute the efficiency of a Carnot engine working between temperatures 560 K and 350 K.

c) prepare down the conditions for thermodynamic equilibrium of:

i) Thermally isolated – isochoric system,
ii) Thermally isolated – isobaric system,
iii) Thermally conducting – isochoric system, and
iv) Thermally conducting isobaric system.

problem 4:

a) Obtain Einstein’s formula for mean square displacement of a Brownian particle.

b) The coefficient of viscosity of helium at 300 K is 2 × 10−5 Nsm−2. Compute the diameter of a helium molecule. Take average velocity of molecules as 1.26 × 103ms−1, Avogadro number as 6 × 1023 mol−1 and atomic weight of helium as 4.

c) Illustration the assumptions made by Vander Waals for real gases. How far does the real gas equation describe the observed results?

problem 5:

a) By using the expression for rotational partition function, get an expression for heat capacity of hydrogen. Depict its temperature variation.

b) The thermodynamic probability for a Fermi-Dirac system is given by:

Get an expression for Fermi-Dirac distribution function. Plot the Fermi function f (ε) versus ε for a completely degenerate and a strongly degenerate system.

• Category:- Physics
• Reference No.:- M92518

Have any Question?

## Related Questions in Physics

### Dependence on population size how do the results for a

Dependence on population size. How do the results for a sexual population depend on the population size? We anticipate that there is a minimum population size above which the theory of sex is accurate. How is that minimu ...

### The world population was 67 billion at the beginning of

The world population was 6.7 billion at the beginning of 2008. An exponential model predicts the population to be P(t)=6.7ekt billion t years after 2008, where k is the continuous annual growth rate. (a) How long does th ...

### Using excel or a similar program plot the following

Using Excel or a similar program, plot the following relationships of the IG you have used in the lab tests: a. Output power × efficiency b. Output power × power factor c. Rotor speed × load frequency d. Voltage and freq ...

### You are an astronomer on planet neo which orbits a distant

You are an astronomer on planet Neo, which orbits a distant star. It has recently been accepted that Neo is spherical in shape, though no one knows its size. One day, while studying in the library of Town A, you learn th ...

### 1 using the shockley diode formulae for a pn homo junction

1. Using the Shockley diode formulae for a p/n homo junction, write down without algebra the diode current equation for hetero junction p/n diode with a valence discontinuity of ΔE V  and a conduction band discontinuity ...

### 1 why is 1cdvdt inconsistent with 1dqdt if qcv is used is

1. Why is 1=C(dV/dt) inconsistent with 1=dQ/dt If Q=CV Is used? Is C=dQ/dV consistent with 1=C(dV/dt) and 1=dQ/dt? Explain concisely, succinctly. 2. The n-channel Si MOS transistor switch In the DRAM (dynamic random acce ...

### Astronomy and critical thinkingyou are standing within a

Astronomy and Critical Thinking: You are standing within a small town on the east coast of the United States looking westward, with one big difference from normal reality: Instead of the spherical Earth giving you a hori ...

### Estimate how many patterns in ay are recognizable as the

Estimate how many patterns in AY are recognizable as the character ‘2'. [The aim of this problem is to try to demonstrate the existence of as many patterns as possible that are recognizable as 2s.] Discuss how one might ...

### Linear binary codes use the input symbols 0 and 1 with

Linear binary codes use the input symbols 0 and 1 with equal probability, implicitly treating the channel as a symmetric channel. Investigate how much loss in communication rate is caused by this assumption, if in fact t ...

### I am just starting learning quantum physics and i am

I am just starting learning quantum physics , and I am starting from old quantum theories from black body radiation , but I am getting in trouble to understand Planck law derivation I am too confused about that derivatio ...

• 13,132 Experts

## 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.

### 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