The velocity of a particle is given by v= 20t²-70t - 289, where vis in feet per second and t is in seconds. Plot the velocity v and a versus time for the first 5 seconds of motion. After you have the plots, answer the questions as a check on your work. acceleration -1 Questions: 0 1 When t = 1.1 sec, v= When t = 4.1 sec, V= 2 i 3 +s, ft or m ft/sec, a = ft/sec, a = i i ft/sec² ft/sec²

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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topic:  Rectilinear Motion & Plane Curvilinear Motion

The velocity of a particle is given by v = 20t²-70t-289, where vis in feet per second and t is in seconds. Plot the velocity v and
acceleration a versus time for the first 5 seconds of motion. After you have the plots, answer the questions as a check on your work.
-1
Questions:
+ +
0 1
When t = 1.1 sec, v=
2 3
When t= 4.1 sec V= i
-+s, ft or m
When the acceleration is zero, the velocity is i
ft/sec, a=
ft/sec, a=
i
ft/sec.
ft/sec²
ft/sec²
Transcribed Image Text:The velocity of a particle is given by v = 20t²-70t-289, where vis in feet per second and t is in seconds. Plot the velocity v and acceleration a versus time for the first 5 seconds of motion. After you have the plots, answer the questions as a check on your work. -1 Questions: + + 0 1 When t = 1.1 sec, v= 2 3 When t= 4.1 sec V= i -+s, ft or m When the acceleration is zero, the velocity is i ft/sec, a= ft/sec, a= i ft/sec. ft/sec² ft/sec²
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