Question

A gust of wind blows an apple from a tree. As the apple falls, the force of gravity on the apple is 9.13 N downward, and the force of the wind on the apple is 1.31 N to the right. What is the magnitude of the net external force on the apple? Answer in units of N.​

Answer 1

Answer: See the diagram,from the vevtor addition we can say,net force acting on the apple is =

√

2.25

2

+

1.05

2

+

2

⋅

2.25

⋅

1.05

cos

90

=

2.48

N

And,this resultant force makes an angle of

tan

−

1

(

1.05

2.25

)

or,

25

degrees w.r.t vertical