Communiquez avec les autres et partagez vos connaissances professionnelles

Inscrivez-vous ou connectez-vous pour rejoindre votre communauté professionnelle.

Suivre

Work done in a free expansion process is: A 0 B minimum C maximum D positive

user-image
Question ajoutée par Alex Al Yazouri , General Manager , Al Mushref Cooperative Society
Date de publication: 2014/12/27
Alex Al Yazouri
par Alex Al Yazouri , General Manager , Al Mushref Cooperative Society

zero,  because in free expansion volume of gas increase against any resistance.

جعفر هندي زين السقاف
par جعفر هندي زين السقاف , "Certified trainer by the Yemeni Engineers Syndicate." , Engineers Syndicate

During free expansion, no work is done by the gas. The gas goes through states of no thermodynamic equilibrium before reaching its final state, which implies that one cannot define thermodynamic parameters as values of the gas as a whole. So work done in a free expansion process is Zero.

Elke Woofter
par Elke Woofter , Project Assistant , American Technical Associates

My answer is "A" -0

Free expansion is an irreversible process in which a gas expands into an insulated evacuated chamber. ... During free expansion, no work is done by the gas.

Vinod Jetley
par Vinod Jetley , Assistant General Manager , State Bank of India

During free expansion, no work is done by the gas.

So answer is A. Zero.

 

Utilisateur supprimé
par Utilisateur supprimé

A ziro

Wolf Klaas Kinsbergen
par Wolf Klaas Kinsbergen , Managing Director, Designer , ingenieursbureau KB International NV

A ideally and B in reality 

Basit Ali
par Basit Ali , Director of Engineering , Laverda Suites & Villas / Blue Bay Resorts

Option A

More Questions Like This