kkhinsuuhnin kkhinsuuhnin
  • 18-11-2022
  • Physics
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For every 200 J of energy transferred to a hairdryer, 160 J are transferred to the air to heat it and move it. 35 J are transferred through the case to your hands as thermal energy, and 5 J are transferred to the surroundings as sound. Calculate the efficiency of the hairdryer.
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