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Three concurrent forces of the same magn...

Three concurrent forces of the same magnitude are in equilibrium. What is the angle between the force ? Also name the triangle formed by the force as sides :-

A

`60^(@)` equilateral triangle

B

`120^(@)` equilateral triangle

C

`120^(@), 30^(@), 30^(@)` an isosceles triangle

D

`120^(@)` an obtuse angled triangle

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The correct Answer is:
B
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