The vector product of any vector with itself is ______.

A. equal to 1

B. greater than 1

C. less than 1

D. equal to 0

The magnitude of a component of a vector must be

(a) less than or equal to the magnitude of the vector.

(b) equal to the magnitude of the vector.

(c) greater than or equal to the magnitude of the vector.

(d) less than, equal to, or greater than the magnitude of the vector.

Q1.19 What does A. A, the scalar product of a vector with it- self, give? What about Á XĂ, the vector product of a vector with itself?