The resultant of two forces, one double the o | vedclass

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Question

(b) $	an \alpha = \frac{{2F\sin 	heta }}{{F + 2F\cos 	heta }} = \infty $   (as $	heta = 90^&deg;$)

$&rArr;$ $F + 2F\cos 	heta =

Vedclass · Accepted Answer

$120$

Vedclass · Answer

(b) $	an \alpha = \frac{{2F\sin 	heta }}{{F + 2F\cos 	heta }} = \infty $   (as $	heta = 90^&deg;$)

$&rArr;$ $F + 2F\cos 	heta = 0$

$&rArr;$ $\cos 	heta = - \frac{1}{2}$

$	heta = 120^\circ $

The resultant of two forces, one double the other in magnitude, is perpendicular to the smaller of the two forces. The angle between the two forces is ........ $^o$

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