The earth’s gravitational field intensity at its surface is about (G = 6.7 × 10−11Nm2/kg2, mass of the earth is 6 × 1024kg, radius of the earth is 6.4 × 106m, g on the earth = 9.8m/s2)

The earth’s gravitational field intensity at its surface is about
(G = 6.7 × 10−11Nm2/kg2, mass of the earth is 6 × 1024kg, radius of the earth is 6.4 × 106m, g on the earth = 9.8m/s2)
A. 6.7N/kg
B. 7.9N/kg
C. 8.0N/kg
D. 9.8N/kg

Correct Option: Answer is D

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