eliphat7
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  • 17-10-2018
  • Physics
contestada

An object has 100 J of kinetic energy and a mass of 2 g. How fast was it traveling?

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taibamah taibamah
  • 17-10-2018

K.E = 1/2 mv²

100   = 1/2 (2 )(v)²

100  = both  2 cancel (v)²

Taking Square root on b/s

√100 = √v²

10  = v

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