Question

two equal force acts at a point inclined to each other at an angle of 180° calculate magnitude of the resultant force​

Answer 1

Answer:

The magnitude of resultant of two vectors is given by:

R=

A

2

+B

2

+2ABcosθ

where θ is the angle between two vectors.

Hence, in this case:

R=

P

2

+P

2

+2P

2

cos120

=

P

2

+P

2

+2P

2

(−0.5)

=P