Physics, 15.07.2019 11:00 thestarlexyp32wpj
If the speed of light in air is 3.00 · 108 m/s (approximately equal to that in a vacuum) and the speed of light in water is 2.25 · 108 m/s, what is the index of refraction of water?
Answers: 1
Physics, 22.06.2019 15:30
The voltage applied across a given parallel-plate capacitor is doubled. how is the energy stored in the capacitor affected?
Answers: 2
Physics, 22.06.2019 19:30
Acamcorder has a power rating of 20 watts. if the output voltage from its battery is 9 volts, what current does it use?
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Physics, 23.06.2019 04:00
Only 3% of the water on earth is usable by humans. even though that 3% is through the water cycle, we still need to be careful not to waste water.
Answers: 2
Physics, 23.06.2019 04:31
What caused magnetic fields? what happens if you keep breaking a magnet in two until you reach a single atom?
Answers: 1
If the speed of light in air is 3.00 · 108 m/s (approximately equal to that in a vacuum) and the spe...
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