An electric car is subjected to acceleration tests along a straight and level test track. The resulting v-t data are closely modeled over the first 10 seconds by the function v= 24t-t² +5t¹/2, where t is the time in seconds and vis the velocity in feet per second. Determine the displacement s as a function of time over the interval Ost≤ 10 sec and specify its value at the indicated times. , ft/sec 160 140 120 100 80 60 40 20

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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An electric car is subjected to acceleration tests along a straight and level test track. The resulting v-t data are closely modeled over the
first 10 seconds by the function v= 24t-t² +5t¹/2, where t is the time in seconds and vis the velocity in feet per second. Determine the
displacement s as a function of time over the interval Ost≤ 10 sec and specify its value at the indicated times.
v, ft/sec
160
140
120
100
80
60
40
20
Answer:
2
At t = 1.9 sec,
At t = 5 sec,
At t = 9.4 sec,
S=
S= i
S =
t, sec
At t= 10.0 sec, S =
i
i
6
lan
10
ft
ft
ft
ft
Transcribed Image Text:An electric car is subjected to acceleration tests along a straight and level test track. The resulting v-t data are closely modeled over the first 10 seconds by the function v= 24t-t² +5t¹/2, where t is the time in seconds and vis the velocity in feet per second. Determine the displacement s as a function of time over the interval Ost≤ 10 sec and specify its value at the indicated times. v, ft/sec 160 140 120 100 80 60 40 20 Answer: 2 At t = 1.9 sec, At t = 5 sec, At t = 9.4 sec, S= S= i S = t, sec At t= 10.0 sec, S = i i 6 lan 10 ft ft ft ft
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