Tags Thermodynamics

Thermodynamics

Get insights from 326 questions on Thermodynamics, answered by students, alumni, and experts. You may also ask and answer any question you like about Thermodynamics

Follow Ask Question

326

Questions

Discussions

Active Users

Followers

New answer posted

a month ago

Thermodynamics Class 11th

Kindly consider the following

For the reaction,

0 Follower 1 View

alok kumar singh

Contributor-Level 10

0 0

New answer posted

a month ago

Thermodynamics Class 11th

Which of the following statement is incorrect?

0 Follower 1 View

alok kumar singh

Contributor-Level 10

For spontaneous process △G < 0

For reversible process △G = 0

0 0

New answer posted

a month ago

Thermodynamics Class 11th

A gas undergoes a cyclic process ABCA as shown. Find the work done by the gas for

0 Follower 3 Views

alok kumar singh

Contributor-Level 10

Work Area

->W = $\frac{1}{2}$ * 600 * 4

= 1200J

0 0

New answer posted

a month ago

Thermodynamics Class 11th

Which among the following is not a state function?

0 Follower 1 View

alok kumar singh

Contributor-Level 10

Work depends on the path followed by the system so work is path function.

0 0

New answer posted

a month ago

Thermodynamics Class 11th

8 moles of oxygen and 4 moles of nitrogen are at same temperature T and are mixed. The total internal energy is

0 Follower 1 View

alok kumar singh

Contributor-Level 10

U = nC_vT

-> $U = n_{1} C_{v_{1}} T + n_{2} C_{v_{2}} T$

-> $8 * \frac{5 R}{2} * T + 4 * \frac{5 R}{2} * T$

= 30RT

0 0

New answer posted

a month ago

Thermodynamics Class 11th

Find the speed of sound in oxygen gas at STP.

0 Follower 2 Views

alok kumar singh

Contributor-Level 10

Kindly go though the solution

$v = \sqrt[]{\frac{γ R T}{M}} = 330 m / s$

0 0

New answer posted

a month ago

Thermodynamics Class 11th

A 1 mol ideal gas expands from 10 L to 100 L at 300 k, if above expansion takes place reversibly and isothermally then magnitude of work done is _____ (in KJ)

0 Follower 2 Views

alok kumar singh

Contributor-Level 10

$w = - n R T l n \frac{V_{2}}{V_{1}}$

$| w | = 2.303 n R T l o g \frac{V_{2}}{V_{1}}$

$| w | = 1 * 2.303 * 8.314 * 300 l o g \frac{100}{10}$

|w| = 5744 J

|w| = 5.744 kJ » 6 kJ

0 0

New answer posted

2 months ago

Thermodynamics Class 11th

The P-V diagram of 4 g of helium gas for a certain process A → B is shown in the figure. What is the heat given to the gas during the process A → B?