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A force is inclined at an angle of 60^(@...

A force is inclined at an angle of `60^(@)` from the horizontal. If the horizontal component of the force is 40N. Calculate the vertical component.

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Resultant `vecR=vecP+vecQ=(2hati+7hatj-10hatk)+(hati+2hatj+3hatk)=3hati+9hatj-7hatk`
But `vecR+
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