A 2-kg solid sphere of radius r 40 mm is dropped from a height h 210 mm and lands on a uniform slender plank AB of mass 4 kg and length L 500 mm which is held by two inextensible cords. Knowing that the impact is perfectly plastic and that the sphere remains attached to the plank at a distance a 40 mm from the left end, determine the velocity of the sphere immediately after impact. Neglect the thickness of the plank 30 30 B The velocity of the sphere immediately after impact is m/s

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
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A 2-kg solid sphere of radius r 40 mm is dropped from a height h 210 mm and lands on a uniform slender plank AB of mass 4 kg
and length L 500 mm which is held by two inextensible cords. Knowing that the impact is perfectly plastic and that the sphere
remains attached to the plank at a distance a 40 mm from the left end, determine the velocity of the sphere immediately after impact.
Neglect the thickness of the plank
30
30
B.
The velocity of the sphere immediately after Impact is
m/s
Transcribed Image Text:A 2-kg solid sphere of radius r 40 mm is dropped from a height h 210 mm and lands on a uniform slender plank AB of mass 4 kg and length L 500 mm which is held by two inextensible cords. Knowing that the impact is perfectly plastic and that the sphere remains attached to the plank at a distance a 40 mm from the left end, determine the velocity of the sphere immediately after impact. Neglect the thickness of the plank 30 30 B. The velocity of the sphere immediately after Impact is m/s
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