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18-09-2022
Physics

Answered

During a cycling competition, the leader rides at a constant speed whose modulus is 40.0 km/h. He passes in front of the “10.0 km to go” banner 1.50 min ahead, ie the pursuers arrive at this banner 1.50 min later. When they cross the banner, they decide to accelerate from 40 km/h to 48.0 km/h in 3.00 min.
a. How long after the leader's passage under the banner does the peloton catch up with him?
b. How far from the arrival point did they meet?

Answer :

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