12-77. The car travels from A to B, and then from B to C, as shown in the figure. Determine the magnitude of the displacement of the car and the distance traveled.
12-77. The car travels from A to B, and then from B to C, as shown in the figure. Determine the magnitude of the displacement of the car and the distance traveled.
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1277 only, thank u
Transcribed Image Text:displacement of the particle during the time interval
1 = I s to 1 = 3 s.
then 5 s to
acceleration be
and C.
12-75. A particle, originally at rest and located at point
(3 ft, 2 ft, 5 ft), is subjected to an acceleration of
a = {6ri + 12r k} ft/s. Determine the particle's position
(x. y, 2) at 1 1 s.
*12-76. The velocity of a particle is given by v =
{16r'i +4rj+ (5t + 2)k} m/s. where t is in seconds. If the
particle is at the origin when 0, determine the magnitude
of the particle's acceleration whent 2 s. Also, what is the x,
y, z coordinate position of the particle at this instant?
12-77. The car travels from A to B, and then from B to C,
as shown in the figure. Determine the magnitude of the
displacement of the car and the distance traveled.
*12-80. A parti
It takes 4 s for it
to D. Determine
2 km
3 km
10 m
Prob. 12-77
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