Q#4: (i) An object is dropped straight down from a helicopter. The object falls faster and faster but its acceleration (rate of change of its velocity) decreases over time because of air resistance. The acceleration is measured in ft/sec2 and recorded every second after the drop for 5 sec, as shown: 1 3 4 a 32 19.41 11.77 7.14 4.33 2.63 a. Find an upper estimate for the speed when t= 5. b. Find a lower estimate for the speed when t= 5. c. Find an upper estimate for the distance fallen when t= 3.
Q#4: (i) An object is dropped straight down from a helicopter. The object falls faster and faster but its acceleration (rate of change of its velocity) decreases over time because of air resistance. The acceleration is measured in ft/sec2 and recorded every second after the drop for 5 sec, as shown: 1 3 4 a 32 19.41 11.77 7.14 4.33 2.63 a. Find an upper estimate for the speed when t= 5. b. Find a lower estimate for the speed when t= 5. c. Find an upper estimate for the distance fallen when t= 3.
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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![Q#4: (i) An object is dropped straight down from a helicopter. The object falls faster and faster
but its acceleration (rate of change of its velocity) decreases over time because of air resistance.
The acceleration is measured in ft/sec? and recorded every second after the drop for 5 sec, as
shown:
1
3
4
5
a
32
19.41
11.77
7.14
4.33
2.63
a. Find an upper estimate for the speed when t= 5.
b. Find a lower estimate for the speed when i = 5.
c. Find an upper estimate for the distance fallen when t = 3.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb7cad301-2a78-4f5d-8253-418ba5457c28%2Fe0a21a06-6233-4532-8fd5-ae9ebcf081db%2Fmqgqyml_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Q#4: (i) An object is dropped straight down from a helicopter. The object falls faster and faster
but its acceleration (rate of change of its velocity) decreases over time because of air resistance.
The acceleration is measured in ft/sec? and recorded every second after the drop for 5 sec, as
shown:
1
3
4
5
a
32
19.41
11.77
7.14
4.33
2.63
a. Find an upper estimate for the speed when t= 5.
b. Find a lower estimate for the speed when i = 5.
c. Find an upper estimate for the distance fallen when t = 3.
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