Physics

Problem

5. The radius of the Earth is approximately 6,000 kilometers. The acceleration of an astronaut in a perfectly circular orbit 300 kilometers above the Earth would be most nearly (A)

0 \mathrm{~m} / \mathrm{s}^{2}

(B)

0.05 \mathrm{~m} / \mathrm{s}^{2}

(C)

5 \mathrm{~m} / \mathrm{s}^{2}

(D)

9 \mathrm{~m} / \mathrm{s}^{2}

(E)

11 \mathrm{~m} / \mathrm{s}^{2}

(A)

0 \mathrm{~m} / \mathrm{s}^{2}

(B)

0.05 \mathrm{~m} / \mathrm{s}^{2}

(C)

5 \mathrm{~m} / \mathrm{s}^{2}

(D)

9 \mathrm{~m} / \mathrm{s}^{2}

(E)

11 \mathrm{~m} / \mathrm{s}^{2}

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