Physics, 01.09.2020 23:01 jennychen2518pbmirn
The Sun emits a ray of light with a wavelength of 550 nm. a. What is its frequency?b. The ray falls on a flat piece of quartz at an angle of 70º relative to the surface. The ray refracts to an angle of 76.46º relative to the surface. What is the index of refraction for quartz?c. What is the speed of light in quartz?
Answers: 1
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Physics, 21.06.2019 22:00
Orque can be calculated by multiplying the force (n) applied at 90? to the lever arm at a distance (m) from the pivot point (point of rotation), the compound si unit for the torque is n? m. if the force (at 90? to the lever arm) applied is 15 n and it is applied at 2.0 m from the pivot point (point of rotation), what is the torque on the lever?
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When you hold a rectangular object, how does the area of the side that is resting on your hand affect the pressure and the force that the object exerts?
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The Sun emits a ray of light with a wavelength of 550 nm. a. What is its frequency?b. The ray falls...
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