Optical fibre cables of Telecom Italia are seen in a phone alternate in Rome, Italy.
| Photo Credit: Reuters
The Science Quiz seems twice per week within the day by day science web page. The web page is on the market to learn on all days besides Saturday within the epaper.
Questions (solutions on the backside):
1. Until the Twenties, newspapers didn’t have many pictures as a result of it took a very long time to transmit them over lengthy distances. Name the know-how that subsequently made the transmission of pictures doable through phone traces.
2. Which a part of a fibre optic cable helps help, optically confine, and reduces crosstalk between adjoining cables?
3. Geostationary orbits are orbits the place satellites transfer across the Earth on the identical velocity at which the Earth rotates. Name the inventor and science-fiction author who first proposed this idea.
4. On May 16, 1960, the American physicist Theodore Maiman demonstrated the primary laser. To commemorate the achievement, May 16 is now noticed as _________. Fill within the clean.
5. Also known as “TV stone”, which naturally occurring ore of boron has a transmission property fairly like fibre optic cables?
Today’s quiz is from our reader Siva Shakthi A. You may also submit your quiz for those who can constantly get 6/6 proper!
Visual:
During World War II, this actress and inventor developed the frequency-hopping know-how that serves as the premise for Wi-Fi and Bluetooth. Name her.
Answers:
1. Wirephoto/Radiophoto
2. Cladding
3. Arthur C. Clarke
4. International Day of Light
5. Ulexite
Visual: Hedy Lamarr
