# Calculating Average Drag Force on an Accelerating Car using an Integral

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A vehicle uniformly accelerates from rest to 3.0 x 10^1 km/hr in 9.25 seconds and 42 meters. Determine the average drag force acting on the vehicle. Want lecture notes? This is an AP Physics C Topic.

Content Times:

0:14 The Drag Force equation

0:39 The density of air

1:33 The drag coefficient

1:59 The cross sectional area

3:11 Determining instantaneous speed

4:08 Instantaneous Drag Force

4:36 Graphing Drag Force as a function of Time

5:17 The definite integral of drag force with respect to time

5:42 Average Drag Force times Total Change in Time

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