Physics > 2016 > 37
WASSCE
A man and his friend have masses 70kg and 60kg respectively. If they are seated 1.0m apart, calculate the gravitational force of attraction between them.
(G = 6.67 × 10-11 Nm2kg-2)
(G = 6.67 × 10-11 Nm2kg-2)
A.
1.59 × 10-14N
B.
2.80 × 10-7N
C.
1.30 × 102N
D.
6.30 × 1013N
Answer: B
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