leonardoocampo2283 leonardoocampo2283
  • 28-02-2024
  • Physics
contestada

When your biceps muscle contracts to lift a 20 kg weight, it has to expend about 120 kg of effort. This means your elbow joint has:
a) a mechanical advantage of 0.17
b) a mechanical advantage of 1.67
c) a mechanical advantage of 0.85
d) a mechanical advantage of 1.00

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