On Earth, in the absence of air, the rock reach a height of s = 24t – 4.9t² meters in t seconds. a) Find the rock's velocity and acceleration at time t. b) How long would it take the rock to reach its highest point? c) How high would the rock go?

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter63: Volumes Of Pyramids And Cones
Section: Chapter Questions
Problem 17A
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On Earth, in the absence of air, the rock
reach a height of s = 24t – 4.91² meters in t seconds.
a) Find the rock's velocity and acceleration at time t.
b) How long would it take the rock to reach its highest point?
c) How high would the rock go?
d) How long would it take the rock to reach half its maximum
height?
e) How long would the rock be aloft?
Transcribed Image Text:On Earth, in the absence of air, the rock reach a height of s = 24t – 4.91² meters in t seconds. a) Find the rock's velocity and acceleration at time t. b) How long would it take the rock to reach its highest point? c) How high would the rock go? d) How long would it take the rock to reach half its maximum height? e) How long would the rock be aloft?
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