Dievsky V.A. - Solution of task D2 variant 21 (D2-21)
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D2-21 Dievskiy
A flywheel weighing 100 kg and a radius of 80 cm, rotating with an angular velocity ω0 = 15 rad / s, begins to experience resistance forces, the moment of which is proportional to the angular velocity M = 16ω. The flywheel is considered a uniform disk. Determine the number of revolutions of the flywheel from the moment of commencement of braking to its stop.
A flywheel weighing 100 kg and a radius of 80 cm, rotating with an angular velocity ω0 = 15 rad / s, begins to experience resistance forces, the moment of which is proportional to the angular velocity M = 16ω. The flywheel is considered a uniform disk. Determine the number of revolutions of the flywheel from the moment of commencement of braking to its stop.
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- Added to the site 13.04.2021
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Dievsky V.A. - Solution of task D2 variant 21 (D2-21)
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| 100 $ | the discount is 10% |
| 50 $ | the discount is 7% |
| 20 $ | the discount is 5% |
| 10 $ | the discount is 3% |
| 5 $ | the discount is 2% |
| 1 $ | the discount is 1% |
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0.04 $ gift card for a positive review
Cumulative discount
| 200 $ | the discount is 15% |
| 100 $ | the discount is 10% |
| 50 $ | the discount is 7% |
| 20 $ | the discount is 5% |
| 10 $ | the discount is 3% |
| 5 $ | the discount is 2% |
| 1 $ | the discount is 1% |
Check your discount
Amount of purchases from the seller: $
Your discount: %
0.04 $ gift card for a positive review