What is the first term in the truncation error of the second-order upwind scheme?

Question

TuteeHUB · Accepted Answer

NA

TuteeHUB · Answer

(Note: φP is the flow variable at the central node).

TuteeHUB · Answer

$-\frac{3}{8}(\Delta x)^2 \phi_P”’$

TuteeHUB · Answer

$-\frac{3}{8}(\Delta x) \phi_P”’$

TuteeHUB · Answer

$-\frac{3}{8}(\Delta x)^2 \phi_P”$

TuteeHUB · Answer

$-\frac{3}{8}(\Delta x) \phi_P”$

1.	What is the first term in the truncation error of the second-order upwind scheme?
A.	(Note: φP is the flow variable at the central node).
B.	\(-\frac{3}{8}(\Delta x)^2 \phi_P”’\)
C.	\(-\frac{3}{8}(\Delta x) \phi_P”’\)
D.	\(-\frac{3}{8}(\Delta x)^2 \phi_P”\)
E.	\(-\frac{3}{8}(\Delta x) \phi_P”\)
Answer» B.

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