if you exert a horizontal force of 200N to slide a crate across a factory floor how much friction is exerted by the floor on the crate? Is the force of friction equal and oppositely directed to your 200-N push? If the force of friction isn't the reaction force to your push, what is?
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Physics, 21.06.2019 16:40
Aforce of 34.5 newtons is applied to an object at an angle of 45 º with the horizontal. what is the force acting on the object in the horizontal direction?
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The solar panels used by mark function because of the photoelectric effect. light shines on the cells causing electrons to be ejected from the metal, which produces an electric current. at night on mars, no light will fall on the solar cells and no electric current will be generated. according to your notes, what type of light is typically needed to cause the photoelectric effect? a)visible b)ultraviolet c)infrared
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Select the three ways that the parallel-plate capacitor differs from a car battery.
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Physics, 22.06.2019 16:30
In a classical model of the hydrogen atom, the electron moves around the proton in a circular orbit of radius 0.053 nm. what is the electron's orbital frequency? what is the effective current of the electron?
Answers: 3
if you exert a horizontal force of 200N to slide a crate across a factory floor how much friction is...
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