Two forces ION and 5 N are acting at a point inclined at an angle of `120^@` Find the magnitde and direction of the resultant force.

For two vectors vecA and vecB are acting at a point with an angle alpha between them, find the magnitude and direction of the resultant vector.

Parallelogram law help to find the magnitude and direction of the resultant of two forces. State the law.

Two forces 3N and 4N are acting perpendicular to each other. The magnitude of the resultant force is