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14 August, 18:30

If two vectors a equals to 4 metre per second and b is equals to 7 metre per second be inclined at an angle of 60 degree to each other then determine the direction and magnitude of the resultant

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  1. 14 August, 18:58
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    a = 4m/s

    b = 7m/s

    R = ?

    R = sq. 4*2 + 7*2 + 2 x 4 x 7 x cos60

    R = sq 93

    direction is the angle which is already given in question.
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