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`        The resultant of two forces acting at an angle of 120° is 10 kg wt and is perpendicular to one of the forces.what is the magnitude of that force?`
7 months ago

## Answers : (3)

Arun
23330 Points
```							Dear student tan 30 = 1/ sqrt(3) = x/10 hence x = 10/sqrt(3) Hope it helps RegardsArun (askIITians forum expert)
```
6 months ago
Saurabh Koranglekar
3288 Points
```							Dear studentBreak the forces in componentsF1 be on +ve axis and f2 be in 2nd quadrant, fr be perpendicular to f1F1= f2 cos 120 = -f2/2F2 sin120 = frNow f2 = 20/sqrt(3)F1= 10/sqrt(3)Regards
```
6 months ago
Khimraj
3008 Points
```							Answer is 5Bcs if theta = 120 degree then Resultant=A+B Where A→=B→=aa+a=10a=5..............................................
```
6 months ago
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### Course Features

• 110 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions

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