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On a Saturday morning, pickup trucks and sport utility vehicles carrying garbage to the town dump...

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Physics

On a Saturday morning, pickup trucks and sport utility vehiclescarrying garbage to the town dump form a nearly steady processionon a country road, all traveling at21.8 m/s. From one direction,two trucks arrive at the dump every two minutes. A bicyclist isalso traveling toward the dump, at 4.12 m/s.

(a) With what frequency do the trucks pass him?
?min-1
(b) A hill does not slow down the trucks, but makes theout-of-shape cyclist's speed drop to 1.56 m/s. How often do noisy,smelly, inefficient, garbage-dipping, roadhogging trucks whiz pasthim now?
? min-1

Answer & Explanation Solved by verified expert
4.5 Ratings (693 Votes)
a find the spacing of the trucks 2 every 2 mins 1 every 1 minutes They are travelling at 218 msec so 218 x 60 they travel 1308 per minute Multiply by 1min and they are 1308 m    See Answer
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