Question: Do you really need a cruise control? Suppose you are driving in the Midwest on a flat road. You are bored with the monotony of

Do you really need a cruise control? Suppose you are driving in the Midwest on a flat road. You are bored with the monotony of the terrain and you set a brick against the accelerator pedal that maintains the vehicle’s speed to 60. mph. Unexpectedly, you drive onto a construction road that is 10. m deep. Ignoring friction and wind losses, will your vehicle still be at 60. mph at the bottom of the construction road, and, if not, what will its speed S be?

60. mph 10. m

60. mph 10. m

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