Question

one of the rectangular components of force of 40 N and 50N . Find the angle it makes with this component

Answer 1

let this be the x component of the force,

F = 40 N

fx = 20 N

Let the angle between F and fx be Ф

F cosФ = fx

40 cosФ = 20  

cos Ф = 1/2

Ф =  60°