Question

A vector F1 is along the positive X-axis. If its vector product with another vector F2 is zero then F2 may be
(A) 4j cap
(B) -(icap +jcap)
(C) (icap+ jcap)
(D) (-4i cap)​

Answer 1

Answer:

If the cross/vector product of a vector with another vector is a zero vector, then that presents two possibilities. Either on of the vectors is a zero vector or both the vectors are parallel to each other or collinear.

Explanation:

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