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Tuesday, 25 August 2026
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A wheel and axle have radil \(80 \mathrm{~cm}\) and \(10 \mathrm{~cm}\) respectively. ...

A wheel and axle have radil \(80 \mathrm{~cm}\) and \(10 \mathrm{~cm}\) respectively. If the efficlency of the machine is \(0.85\), and applled force of 120 Nto the wheel will raise a load of ____________
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  • A \(8.0 \mathrm{~N}\)
  • B \(6.8 \mathrm{~N}\)
  • C \(8160.0 \mathrm{~N}\)
  • D \(9600.0 \mathrm{~N}\)
Correct Answer: Option C
Explanation:

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