Ball bearings are made by letting drops of molten metal fall inside a tower called a shot tower solidify as they fall. If a bearing needs 4.5s 2 solidify enough 4 impact how high must the tower be?

1 answer

Answer

1151589

2026-03-05 06:35

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assuming they drop from stationary, s=ut+1/2at^2

so,

u is 0

t is 4.5

a = 9.81

and just substitute it all in.

and your answer is s.

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