Two small objects,with masses m and M,are originally a distance r apart,and the magnitude of the gravitational force on each one is F.The masses are changed to 2m and 2M,and the distance is changed to 4r.What is the magnitude of the new gravitational force?
A) F/16
B) F/4
C) 16F
D) 4F
E) F/2
Correct Answer:
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