1luhhjenesis18
1luhhjenesis18 1luhhjenesis18
  • 20-03-2021
  • Physics
contestada

a wheelbarrow contains two simple machines-a liver and a wheel and axle. for a certain wheelbarrow , the lever has an efficiency of 72%, and the wheel and axle has an efficiency of 64%. what is the overall efficiency of the wheelbarrow?​

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rad27 rad27
  • 20-03-2021
The overall efficiency should be 46 %
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