Solution to task 525 from Chertov's for extramural stud
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525. The light beam passes sequentially through two nicolas, the transmission planes of which form an angle φ = 40 °. Assuming that the absorption coefficient k of each nicol is 0.15, find how many times the beam of light leaving the second nicol is weakened compared to the beam incident on the first nicol.
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- Content description 15,27 kB
- Updated on the site 17.12.2020
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Solution to task 525 from Chertov's for extramural stud
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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
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