Question

Find the resultant of two vectors a vector and b vector of magnitude 10 units and 20 units respectively.and inclined to each other at an angle of 60°

Answer 1

ATQ

According to the given condition finding components of vectors the vertical components of vector will be cancelled out bcoz they are equal n opposite and horizontal vector will be added as they are in same direction

10cos30 . 20 cos30

10. Root3/2. 20 . Root3/2

150 units