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Discussion Response Post to: kinetic energy

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7 Feb 2007 20:31:59 IST

Subject: kinetic energy

johri_anshuman (1190)

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Net resultant force acting on the block =

3²+4²=5 N.

So the net acceleration of the block=5/10=1/2m/sec²

now v=at=1/2*10=5m/sec.

So KE=1/2*m*v²=1/2*10*25=125 J

So the result is

125 J

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