A tourist is driving a car along a straight road at a constant speed of 22.5...

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Physics

A tourist is driving a car along a straight road at a constantspeed of 22.5 m/s. Just as she passes a law officer parked alongthe side of the road, the officer starts to accelerate 2.50m/s² to overtake her. Assume that the officer maintainsthis acceleration.
(a) Determine the time it takes the officer to reach the tourist(in s).
18 s
(b) Find the speed of the officer as he overtakes the tourist(in m/s).
Â Â 45 m/s
(c) Find the total displacement of the officer as he overtakesthe tourist (in m).
Â Â 405 m
(d) What If? Determine the answers to parts (a)through (c) of the problem, if instead of accelerating at the sameinstant the car passes him, the officer instead begins hisacceleration 1.00 s after the car passes him. (Enter the time in s,speed in m/s, and displacement in m.)
time _s
speed m/s
displacement _m

Answer & Explanation Solved by verified expert

3.9 Ratings (457 Votes)

a Take the instant when the motorist passes the cop as the origin of an xaxis the time starts here and the position of both vehicles is zero The displacement of See Answer

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