Question

The resultantof two concerrat forts is loooN abol The angle between
The fortes is go? The resultaat makes on angl 30° with one of the force
Fing the magnite to of Goch force
einn​

Answer 1

Answer:

Let the smaller force is F

so bigger force is 2F

resultant (R)=2F

R

2

=F

2

+(2F)

2

+2×F×2Fcos(x) (its a formula)

4F

2

=F

2

+4F

2

+4F

2

cos(x)

4F

2

cos(x)=F

2

cos(x)=

4

−1

x=cos

−1

(

4

−1

)

∴ Option D is correct.