Transcription of Answer Key Chapter 4 - Henry County Schools
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Answer KeyPhysics: Principles and ProblemsSupplemental Problems Answer Key75 Chapter and your bike have a combined massof 80 kg. How much braking force has to be applied to slow you from a velocity of 5 m/s to a complete stop in 2 s?a5}vtff22vtii} m/s2F5ma580 kg3( m/s2)5 2200 opening his parachute, a sky diverwith a mass of kg experiences anupward force from air resistance of 150 net force is acting on the sky diver?Fgravity5mg m/s25882 N downwardFnet5 Fair resistance1 FgravityFnet5150 N1(2882 N) 5 2732 N 5730 N is the sky diver s acceleration?a5}Fmnet}5} }5 large helicopter is used to lift a heatpump to the roof of a new building.
Answer Key Physics: Principles and Problems Supplemental Problems Answer Key 77 ma 5 F scale 2 F g a 5 5 5} g(F sca F le g 2 F g) 5 5 2 2.86 m/s 2 8. An airboat glides across the surface of the water on a cushion of air.
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