Physics, 06.09.2019 00:30 keshastar82810
Aparticle is projected with velocity v0 directly up a slope which makes an angle α with the horizontal. assume frictionless motiona)find the time required to return to the starting point. b)explicitly check your answer’s units and discuss the limiting cases of α = 0º and α = 90º.
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Truck traveling west on the highway experiences an acceleration to the east. what could be the cause of this acceleration
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An object with initial temperature 130 ∘ f is submerged in large tank of water whose temperature is 50 ∘ f . find a formula for f ( t ) , the temperature of the object after t minutes, if the cooling constant is k = − 0.2 . remember newton's law of cooling (the rate of change of temperature with respect to time is equal to k times the difference between the temperature of the object and the surrounding temperature) ! : )
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Write a hypothesis about the effect of increasing resistance on the current in the circuit. use theformat and be sure to answer the lesson question. “how do changes in voltage or resistance affect current in an electric circuit? ”
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Aparticle is projected with velocity v0 directly up a slope which makes an angle α with the horizont...
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