- Arts & Culture 6848
- Books in Foreign Languages 152
- Business & Economics 4425
- Computers 2163
- Dictionaries & Encyclopedias 606
- Education & Science 106968
- Abstracts 1330
- Astrology 12
- Astronomy 14
- Biology 33
- Chemistry 5903
- Coursework 7961
- Culture 27
- Diplomas 2385
- Drawings 1275
- Ecology 29
- Economy 336
- English 989
- Entomology 2
- Ethics, Aesthetics 22
- For Education Students 31493
- Foreign Languages 54
- Geography 19
- Geology 17
- History 268
- Maps & Atlases 37
- Mathematics 14541
- Musical Literature 7
- Pedagogics 202
- Philosophy 176
- Physics 16158
- Political Science 122
- Practical Work 172
- Psychology 464
- Religion 49
- Russian and culture of speech 57
- School Textbooks 66
- Sexology 67
- Sociology 48
- Summaries, Cribs 692
- Test Answers 35
- Tests 20587
- Textbooks for Colleges and Universities 529
- Theses 208
- To Help Graduate Students 21
- To Help the Entrant 114
- Vetting 379
- Works 50
- Информатика 18
- Engineering 3421
- Esoteric 940
- Fiction 3250
- For Children 391
- House, Family & Entertainment 2479
- Law 2697
- Medicine 1213
- Newspapers & Magazines 380
- Security 265
- Sport, Tourism 999
- Website Promotion 634
The collecting lens is inserted into the round hole in
Refunds: 0
Uploaded: 04.03.2016
Content: 40807.PNG 53,13 kB
5 $ | the discount is | 30% |
1 $ | the discount is | 10% |
Product description
The collecting lens is inserted into the round hole in an opaque screen. A point source of light is located on the main optical axis of the lens at a distance of 10 cm from it. On the other side of the lens at the same distance from it is put at right angles to the screen axis. The display range of visible light, the diameter of which is less than 2 times the diameter of the lens. Find the focal length of the lens.
Additional information
Task 40807. The solution formulas and the laws used in the decision, the withdrawal of the calculation formula and the answer.
If you have any questions about the decision to write. I try to help.