A particle travels along a straight-line path (y 1.7 x). If the x component of the particles velocity is v, = (8t3) m/s, where t is in seconds. 9 - What is the particles velocity when t 2 s? a) 55.2 m/s e) 126.2 m/s b) 112.8 m/s f) 78.9 m/s c) 166.9 m/s g) None of them d) 90.4 m/s 10 - What is the particles acceleration when t 2 s? y = 1.7 x a) 172.2 m/ s? e) 85.3 m/ s? b) 74.8 m/ s2 f) 195.9 m/ s? c) 189.3 m/ s? d) 100.4 m/ s? g) None of them

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Chapter1: Units, Trigonometry. And Vectors
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A particle travels along a straight-line path (y 1.7 x). If the x component
of the particles velocity is v, =
(8t3) m/s, where t is in seconds.
9- What is the particles velocity when t 2 s?
c) 166.9 m/s
a) 55.2 m/s
e) 126.2 m/s
b) 112.8 m/s
f) 78.9 m/s
d) 90.4 m/s
g) None of them
10 - What is the particles acceleration when t = 2 s?
y = 1.7 x
a) 172.2 m/ s?
e) 85.3 m/ s?
b) 74.8 m/ s?
f) 195.9 m/ s?
c) 189.3 m/ s?
d) 100.4 m/ s?
g) None of them
Transcribed Image Text:A particle travels along a straight-line path (y 1.7 x). If the x component of the particles velocity is v, = (8t3) m/s, where t is in seconds. 9- What is the particles velocity when t 2 s? c) 166.9 m/s a) 55.2 m/s e) 126.2 m/s b) 112.8 m/s f) 78.9 m/s d) 90.4 m/s g) None of them 10 - What is the particles acceleration when t = 2 s? y = 1.7 x a) 172.2 m/ s? e) 85.3 m/ s? b) 74.8 m/ s? f) 195.9 m/ s? c) 189.3 m/ s? d) 100.4 m/ s? g) None of them
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