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21 April, 17:51

If an electric hair dryer uses 2,400 j of energy in 2s, what is its power?

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Answers (2)
  1. 21 April, 18:08
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    4,800 you have to multiply 2,400 x 2
  2. 21 April, 18:11
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    4800 j ya que lo valoras por segundos no por minutos y lo vas a sumar una vez con la misma cantidad que te dio
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