練習和指導練習

手册中包含的指导实践练习

  1. Study of a simple lifting mechanism and its use to determine the velocity ratio, mechanical advantages and efficiency.
  2. Use of pulleys and gears to simulate simple wheel and shaft, single gear and double gears.
  3. Measurement of the linear displacement between the masses and comparison with the calculated valves.
  4. Calculation of the minimum work to lift a load and the efficiency.

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