Question: A baseball weighs 145 g and is 7.35 cm in diameter. It is dropped from rest from a 35-m-high tower at approximately sea level, Assuming

A baseball weighs 145 g and is 7.35 cm in diameter. It is dropped from rest from a 35-m-high tower at approximately sea level, Assuming a laminar-flow drag coefficient, estimate
(a) Its terminal velocity and
(b) Whether it will reach 99 percent of its terminal velocity before it hits the ground.

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For sealevel air take 1225 kgm3 and 178E5 kgm s Assume a laminar drag coefficient CD ... View full answer

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