2. How long must a 100-W light bulb run in order to consume a million joules of electrical energy? 3. Find the power output of a 2-m dash-runner who accelerates from 0 to 4 m/s in 0.5 s if he is 60 kg.

2. How long must a 100-W light bulb run in order to consume a million joules of electrical energy? 3. Find the power output of a 2-m dash-runner who accelerates from 0 to 4 m/s in 0.5 s if he is 60 kg.

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter7: Work, Energy, And Energy Resources

Section: Chapter Questions

Problem 37PE: A 500-kg dragster accelerates from rest to a final speed of 110 m/s in 400 m (about a quarter of a...

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2. How long must a 100-W light bulb run in order to consume a million joules of electrical energy?
3. Find the power output of a 2-m dash-runner who accelerates from 0 to 4 m/s in 0.5 s if he is 60 kg.

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