Question

The magnitude of the resultant of two forces is a minimum when the angle between them is ___.
A. 0
B. 45°
C. 90°
D. 180°

Answer 1

Answer:

your answer is option a

Answer 2

Answer:

D.180

Explanation:

as the two forces would act opposite to each other thus cancelling eachother

Example

5i+2j+3k

and

-5i-2j-3k

both act opposite thus cancelling and getting the minimum answer