# What is the scalar product of two vectors?

## What is the scalar product of two vectors?

The scalar product of two vectors is defined as the product of the magnitudes of the two vectors and the cosine of the angles between them.

### What is scalar product of two vectors give an example?

Solution – If two vectors are perpendicular to each other then their scalar product is 0. So we get: (-2)(-8) + (-r)(r) = 0 i.e. r2 = 16, hence r = 4 or -4….Solved Examples of Scalar and Vector Product of Two Vectors.

Scalar Quantity Vector Quantity
This is always a positive number This can be positive or negative

How do you find the product of two vectors?

Vector Product of Two Vectors

1. If you have two vectors a and b then the vector product of a and b is c.
2. c = a × b.
3. So this a × b actually means that the magnitude of c = ab sinθ where θ is the angle between a and b and the direction of c is perpendicular to a well as b.

What is the scalar triple product?

The scalar triple product of three vectors a, b, and c is (a×b)⋅c. The scalar triple product is important because its absolute value |(a×b)⋅c| is the volume of the parallelepiped spanned by a, b, and c (i.e., the parallelepiped whose adjacent sides are the vectors a, b, and c).

## What is a scalar product?

Definition of scalar product : a real number that is the product of the lengths of two vectors and the cosine of the angle between them. — called also dot product, inner product.

### Which is the vector triple product?

The cross-product of the vectors such as a × (b × c) and (a × b) × c is known as the vector triple product of a, b, c. The vector triple product a × (b × c) is a linear combination of those two vectors which are within brackets. The ‘r’ vector r=a×(b×c) is perpendicular to a vector and remains in the b and c plane.

What is vector product of two vectors give its four properties?

1) Cross product of two vectors is equal to the area of parallelogram formed by two vectors. 2) Area of triangle formed by two vectors and their resultant is equal to half the magnitude of cross product. 3) Vector product of two vectors is anti commutative.

What are scalar and vector products?

The vector product has the anticommutative property, which means that when we change the order in which two vectors are multiplied, the result acquires a minus sign. The scalar product of two vectors is obtained by multiplying their magnitudes with the cosine of the angle between them.

## What is scalar and vector triple product?

By the name itself, it is evident that the scalar triple product of vectors means the product of three vectors. It means taking the dot product of one of the vectors with the cross product of the remaining two. It is denoted as. [a b c ] = ( a × b) . c.

### Which properties is this ax BxC Ax B xC?

Associative property: For any three whole numbers a, b and c, (a x b) x c = a x (b x c), this means the product is regardless of how grouping is done. This explain the associative property of multiplication.