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An object has an emissivity of 0.725. at temperature t, it radicates heat at a rate of 10 w. what is its rate of heat radiation at temperature 2 t
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What is a neurotransmitter involved in mood reward, addiction, and motor behaviors?
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Which of the following is an example of motion in two dimensions?
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Apulley with mass mp and a radius rp is attached to the ceiling, in a gravity field of 9.81 m/s2 and rotates with no friction about its pivot.
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Physics, 22.06.2019 12:10
Light traveling in water, nwater = 1.33, strikes a plastic block at an angle of incidence of 51.4°; part of the beam is reflected and part is refracted. if the index of refraction of the plastic is 2.0, what is the angle made by the reflected and refracted beams?
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An object has an emissivity of 0.725. at temperature t, it radicates heat at a rate of 10 w. what is...
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