(a) By taking the slope of the curve in Figure 2.60, verify that the velocity of the...
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(a) By taking the slope of the curve in Figure 2.60, verify that the velocity of the jet car is 115 m/s at t = 20 s.
(b) By taking the slope of the curve at any point in Figure 2.61, verify that the jet car's acceleration is 5.0 m/s2?
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