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Physics Basics

Vector or Cross Product

Description

Vector multiplication of two vectors yields a vector product, with the magnitude equal to the product of the individual vectors multiplied by the sine of the angle between both the vectors and the direction perpendicular to both the individual vectors. As there are always two directions perpendicular to a given plane, one on each side, the direc...

Transcript

The cross or vector product of two vectors is the product of their magnitudes and the sine of the angle. It is directed perpendicular to the vectors' plane.

Geometrically, it is the area of the parallelogram spanned by the vectors.

Using the right-hand rule, if the index finger and the middle fingers of the right-hand point the fir...

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