Solution of task 22.1.5 from the collection of Kepe OE
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22.1.5
In the collision of a material point M with an obstacle, the angle of incidence? = 30 °, and the angle of reflection? = 36 °. The velocity after impact v2 = 5.1 m / s. Assuming that the barrier is absolutely smooth, determine the value of the speed v1 before the impact. (Response 6.00)
In the collision of a material point M with an obstacle, the angle of incidence? = 30 °, and the angle of reflection? = 36 °. The velocity after impact v2 = 5.1 m / s. Assuming that the barrier is absolutely smooth, determine the value of the speed v1 before the impact. (Response 6.00)
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- Added to the site 07.06.2017
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Solution of task 22.1.5 from the collection of Kepe OE
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Михаил_Перович
1.70
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| 50 $ | the discount is 7% |
| 20 $ | the discount is 5% |
| 10 $ | the discount is 3% |
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0.04 $ gift card for a positive review
Михаил_Перович
1.70
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