yoav Posted November 24, 2017 Share Posted November 24, 2017 (edited) hi guys anyone can help with this please? The painting describes an isolated system containing gas, with a floating piston. The system goes through the following process: the propeller works At a power of 1 kW for a minute and a half. The system volume varies from 30 liters to 90 liters, the initial pressure in the system is :accountant. 0.5 MPa A. Changing the energy of the system B. Changing the enthalpy of the system Edited November 24, 2017 by yoav Link to comment Share on other sites More sharing options...
Recommended Posts
Create an account or sign in to comment
You need to be a member in order to leave a comment
Create an account
Sign up for a new account in our community. It's easy!
Register a new accountSign in
Already have an account? Sign in here.
Sign In Now