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29 November, 18:25

A boy of 65 kg is skating around a circle with radius 3.8

meters. If he is moving at 4.25 m/s, what is his angular

momentum? (Round to the nearest hundredth).

A 1049.75 Nms

B 27.63 Nms

C 276.25 Nms

D 10.50 Nms

E 104.98 Nms

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Answers (1)
  1. 29 November, 21:25
    0
    A 1049.75

    Explanation:

    notice that a Nms is equal to a kg (m^2) / s which is what you get if multiply all three given values.

    the formula is angular momentum = (mass) (velo) (radius)

    therefore

    65 (3.8) (4.25) = the answer

    = 1049.75
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