Sci-Five | The Hindu Science Quiz: Why so blue
Three shades of blue: On a clear sunny day, a calm sea in Palk Bay is split by shades of water in Pamban. File
START THE QUIZ
1 / 5 |
Bluetooth technology is named after...
- Swedish company Ericsson’s headquarters
- A giant dinosaur fossil unearthed in Sweden
- 10th-century Danish king Harald I
- The blue whale
Bluetooth is named for Harald I Bluetooth, the 10th-century Danish king who unified Denmark and Norway.
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2 / 5 |
Which of the following prizes were awarded to the inventors of the blue LED?
- The 2014 Nobel Prize in Physics
- The 2012 Breakthrough Prize
- The 2008 Infosys Prize
- The 2019 Nobel Prize in Chemistry
“In the spirit of Alfred Nobel the Prize rewards an invention of greatest benefit to mankind; using blue LEDs, white light can be created in a new way,” the 2014 Nobel Physics Prize citation read.
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3 / 5 |
The blue shift is an example of...
- Aharonov–Bohm Effect
- Butterfly Effect
- Casimir Effect
- Doppler Effect
4 / 5 |
What is blue baby syndrome?
- A condition where a baby’s eyes turn blue
- A condition where a baby’s skin turns blue
- A condition where a baby’s toes turn white
- It’s the other name for a premature baby
5 / 5 |
In which wavelength range can one find blue in the visible spectrum?
- 380-430 nanometres
- 500-520 nanometres
- 450–495 nanometres
- 625-740 nanometres
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