83–84 ■ Falling-Body Problems Suppose an object is droppedfrom a height h0 above the ground. Then its height aftert seconds is given by h 16t2 h0, where h is measured infeet. Use this information to solve the problem.83. If a ball is dropped from 288 ft above the ground, how longdoes it take to reach ground level?84. A ball is dropped from the top of a building 96 ft tall.(a) How long will it take to fall half the distance to groundlevel?(b) How long will it take to fall to ground level?
83–84 ■ Falling-Body Problems Suppose an object is droppedfrom a height h0 above the ground. Then its height aftert seconds is given by h 16t2 h0, where h is measured infeet. Use this information to solve the problem.83. If a ball is dropped from 288 ft above the ground, how longdoes it take to reach ground level?84. A ball is dropped from the top of a building 96 ft tall.(a) How long will it take to fall half the distance to groundlevel?(b) How long will it take to fall to ground level?
College Physics
1st Edition
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter1: Introduction: The Nature Of Science And Physics
Section: Chapter Questions
Problem 10PE: (a) Refer to Table 1.3 to determine the average distance between the Earth and the Sun. Then...
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83–84 ■ Falling-Body Problems Suppose an object is dropped
from a height h0 above the ground. Then its height after
t seconds is given by h 16t
2 h0, where h is measured in
feet. Use this information to solve the problem.
83. If a ball is dropped from 288 ft above the ground, how long
does it take to reach ground level?
84. A ball is dropped from the top of a building 96 ft tall.
(a) How long will it take to fall half the distance to ground
level?
(b) How long will it take to fall to ground level?
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