2. A particle undergoes displacement, s = -4î – 5ĵ m when acted by a force, F = 3î –5ĵ N. Calculate theW =13 J(a)work done by the force. [Answer: " =13 1(b)average power if the force acts for 5 seconds. [Answer: P=2.6 W 13. A 10.0J of work is needed to stretch an elastic spring by 2.0 cm. Calculate the workrequired to further extend the spring to 5.0 cm. [Answer: AW = 52.5 J]

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Description: 2. A particle undergoes displacement, s = -4î – 5ĵ m when acted by a force, F = 3î –5ĵ N. Calculate theW =13 J(a)work done by the force. [Answer: " =13 1(b)average power if the force acts for 5 seconds. [Answer: P=2.6 W 13. A 10.0J of work is needed

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2. A particle undergoes displacement, s = -41 – 5ĵ m when acted by a force, F = 3î – 5ĵ N. Calculate the W (a) work done by the force. [Answer: " =13J1 P= 2.6 W (b) average power if the force acts for 5 seconds. [Answer: 3. A 10.0J of work is needed to stretch an elastic spring by 2.0 cm. Calculate the work required to further extend the spring to 5.0 cm. [Answer: AW = 52.5 J]

2. A particle undergoes displacement, s = -41 – 5ĵ m when acted by a force, F = 3î – 5ĵ N. Calculate the W (a) work done by the force. [Answer: " =13J1 P= 2.6 W (b) average power if the force acts for 5 seconds. [Answer: 3. A 10.0J of work is needed to stretch an elastic spring by 2.0 cm. Calculate the work required to further extend the spring to 5.0 cm. [Answer: AW = 52.5 J]

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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2. A particle undergoes displacement, s = -4î – 5ĵ m when acted by a force, F = 3î –
5ĵ N. Calculate the
W =13 J
(a)
work done by the force. [Answer: " =13 1
(b)
average power if the force acts for 5 seconds. [Answer: P=2.6 W 1
3. A 10.0J of work is needed to stretch an elastic spring by 2.0 cm. Calculate the work
required to further extend the spring to 5.0 cm. [Answer: AW = 52.5 J]

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