Intro to Calculating Work Video Lessons

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Problem: Sam's job at the amusement park is to slow down and bring to a stop the boats in the log ride. If a boat and its riders have a mass of 900 kg and the boat drifts in at 1.6 m/s how much work does Sam do to stop it?

FREE Expert Solution

Kinetic energy:

KE=12mv2

W = KE = 1(/2)mv2 = (1/2) × 900 × 1.62 

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Problem Details

Sam's job at the amusement park is to slow down and bring to a stop the boats in the log ride. If a boat and its riders have a mass of 900 kg and the boat drifts in at 1.6 m/s how much work does Sam do to stop it?

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