Question

define dot product in physics & Give one example for the dot product? answer it in physics not in maths please faster​

Answer 1

Algebraically, the dot product is the sum of the products of the corresponding entries of the two sequences of numbers. ... Geometrically, it is the product of the Euclidean magnitudes of the two vectors and the cosine of the angle between them. These definitions are equivalent when using Cartesian coordinates

A•B = AB cos theta