Question

parallelogram law helps to find the magnitude and direction of the resistant of two vectors
a) state the law
b) derive an expression for magnitude of resistant vector
c)if the magnitude of the two vectors and their resistant are the same, what is the angle between the two vectors?


help me please​

Answer 1

Answer:

The answer is option b)

Answer 2

Answer:

option b is answer

derive an expression for magnitude of resistant vector