What is the relation between the E of the E-factor relaxation and the relaxation factor λ?

E=\(\frac{\lambda}{1-\lambda}\)

E=\(\frac{\lambda}{1+\lambda}\)

Which of these statements about the Patankar’s under-relaxation is true?

The value form the previous iteration is modified

The diagonal coefficients are modified

The neighbouring coefficient is modified

Explore topic-wise MCQs in Computational Fluid Dynamics Questions and Answers.

This section includes 2 Mcqs, each offering curated multiple-choice questions to sharpen your Computational Fluid Dynamics Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.	What is the relation between the E of the E-factor relaxation and the relaxation factor λ?
A.	E=\(\frac{1}{1-\lambda}\)
B.	E=\(\frac{\lambda}{1-\lambda}\)
C.	E=\(\frac{\lambda}{1+\lambda}\)
D.	E=\(\frac{1}{1+\lambda}\)
Answer» B. E=\(\frac{\lambda}{1-\lambda}\)

Discussion

2.	Which of these statements about the Patankar’s under-relaxation is true?
A.	The value form the previous iteration is modified
B.	The diagonal coefficients are modified
C.	The whole equation is modified
D.	The neighbouring coefficient is modified
Answer» C. The whole equation is modified

Discussion