A cyclist is coasting at 12 m / s when she starts down a 450-m-long slope that is 30 m high. The

Name: A cyclist is coasting at 12 m / s when she starts down a 450-m-long slope that is 30 m high. The cyclist and her bicycle have a combined mass of 70 kg. A steady 12 N drag force due to air resistance acts on her as she coasts all the way to the bottom. What is her speed at the bottom of the slope?
Uploaded: 2022-10-29T18:48:50-08:00
Duration: 3 min 9 s
Channel: Prabhu Ramji
Description: A cyclist is coasting at 12 m / s when she starts down a 450-m-long slope that is 30 m high. The cyclist and her bicycle have a combined mass of 70 kg. A steady 12 N drag force due to air resistance acts on her as she coasts all the way to the bottom. What is her speed at the bottom of the slope?

Question

Satish Kumar · Accepted Answer

First, we need to calculate the initial kinetic energy of the cyclist. The formula for kinetic e

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