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posted by byhftdmbvhgd on 11/7/2009 10:46:50 AM | status: Closed | Earned Karma: 25

total mechanical energy of this system

Course	Textbook	Chapter	Problem	Needs by
Algebra Based Physics	Physics: Principles with Applications (6th) by Giancoli	N/A	N/A	11/8/2009 at 5:00:00 PM

Question Details:

A 2.0-kg mass is attached to the end of a horizontal spring of spring constant 50 N/m and set into simple harmonic motion with an amplitude of 0.10 m. What is the total mechanical energy of this system?

		0.020 J
		25 J
		0.25 J
		1.0 J

Tags: Physics, Physics: Principles with Applications (6th), Algebra Based Physics

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Answers:

watt (MNK)

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posted by watt (MNK) on 11/7/2009 10:57:12 AM | status: Live

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Response Details:

mass m = 2 kg

spring constant k = 50 N / m

amplitude A = 0.1 m

Total mechnical energy E = ( 1/ 2) k A ^ 2

= 0.25 J

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