Multiple Choice
If r = x i + y j + z k and k is a constant vector field in R3, then
A) div ( k × r) = 0
B) div ( k × r) = 0.
C) grad ( k . r) = 2k
D) curl ( k × r) = 0
E) curl ( k × r) = 0.
Correct Answer:
Verified
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