Chapter 2: 47. Calculate the height of a cliff if it takes 3.00 s for a rock to hit the ground when it is thrown straight up from the cliff with an initial velocity of 8.00 m/s. 14.3 m 20.1 m 18.8 m 8.26 m Chapter 4: 23. A4 x 105 kg rocket is accelerating straight up. Its engines produce 1.25 x 107 N of thrust, and air resistance is 4.5 x 106 N. What is the rocket's acceleration? 06.2 m/s² 08.0m/s 10.2/2 3.9m2 82

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Chapter 2: 47. Calculate the height of a cliff if it takes 3.00 s for a rock
to hit the ground when it is thrown straight up from the cliff
with an initial velocity of 8.00 m/s.
14.3 m
20.1 m
18.8 m
8.26 m
Chapter 4: 23. A4 x 105 kg rocket is accelerating straight up. Its
engines produce 1.25 x 107 N of thrust, and air resistance
is 4.5 x 106 N. What is the rocket's acceleration?
06.2 m/s²
08.0m/s
10.2/2
3.9m2
82
Transcribed Image Text:Chapter 2: 47. Calculate the height of a cliff if it takes 3.00 s for a rock to hit the ground when it is thrown straight up from the cliff with an initial velocity of 8.00 m/s. 14.3 m 20.1 m 18.8 m 8.26 m Chapter 4: 23. A4 x 105 kg rocket is accelerating straight up. Its engines produce 1.25 x 107 N of thrust, and air resistance is 4.5 x 106 N. What is the rocket's acceleration? 06.2 m/s² 08.0m/s 10.2/2 3.9m2 82
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