Q. Which of the following statement about Vanc der Waal's equation is valid? (Solved)
1. Pulsejet
2. It represents a straight line on pv versus v plot
3. The equation is valid for diatomic gases only
4. It is valid for all pressures and temperatures
5. It has three roots of identical value at the critical point
- e. It has three roots of identical value at the critical point