Question

two equal forces act on a point the square of their resultant is 3 times their product find the angle between them 60 ​

Answer 1

Answer:

Let forces be F, F

resultant=

F

2

+F

2

+2F

2

cosθ

product=F

2

2F

2

+2F

2

cos

2

θ=3F

2

2F

2

cos

2

θ=F

2

cos

2

θ=

2

1

cos

2

θ=

2

1

θ=45

∘

Answer 2

Answer:

60 is angle of square of resultant