Solution of task 18.3.8 from the collection of Kepe OE

If the total amount of your purchases from the seller Михаил_Перович more than:
- 16861 ₽ the discount is 15%
- 8431 ₽ the discount is 10%
- 4215 ₽ the discount is 7%
- 1686 ₽ the discount is 5%
- 843 ₽ the discount is 3%
- 422 ₽ the discount is 2%
- 84 ₽ the discount is 1%

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18.3.8
The gear ratio of the worm gear of the winch is 50. Identify the module
Force F, which must be applied to a handle of length l = 0.2 m for uniform lifting
Load of 1 weight 4 • 103 N. Radius of the drum r = 0.12 m. (Answer 48)