Show that they will collide in less than 425 s

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Reference no: EM131382781

Two uniform lead spheres each have mass 5000 kg and radius 47 cm.

They are released from rest with their centres 1 m apart and move under their mutual gravitation. Show that they will collide in less than 425 s. [G = 6.67 × 10^-11 N m²kg^-2.]

Reference no: EM131382781

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