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Asked Dec 16, 2019
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Figure CQ2.6 shows strobe photographs taken of a disk moving
from left to right under different conditions. The time interval between images is constant. Taking the direction to
the right to be positive, describe the motion of the disk in
each case. For which case is (a) the acceleration positive? (b)
the acceleration negative? (c) the velocity constant?

Figure CQ2.6
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Figure CQ2.6

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Expert Answer

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The velocity is the time of rate of displacement. The acceleration is the rate of change of velocity with time. So the speed of the object decreases with time when the velocity of the obj...

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