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posted by  aggielove on 2/19/2008 9:53:48 AM  |  status: Live  

general physics

Course Textbook Chapter Problem
General Physics N/A N/A N/A
Question Details:
A net force of 50 N accelerates a 4 kg mass over a distance of 6 m.
(a) What is the work done by this net force?
J
(b) What is the increase in kinetic energy of the mass?
J

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posted by cadam20 on 2/19/2008 10:01:45 AM  |  status: Live
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aggielove's comment:
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Response Details:
W = force * distance
 = 50 N * 6 m = 300 J
 
Ke= 1/2mv2
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