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After a car's engine has been running for a while, if you stand near the car's engine you can often feel heat coming from the engine as a result of a. radiation b. convection c. conduction
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Identify the theory that can be used to explain each phenomenon. answers diffraction: wave theory interference: wave theory reflection: both particle and wave theories refraction: both particle and wave theories
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What is the name of the perceived change in a sound waveâs frequency due to motion between the observer and the sound source?
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Physics, 23.06.2019 02:30
Intro: a solid ball of radius rb has a uniform charge density Ï. part a: what is the magnitude of the electric field e(r) at a distance r> rb from the center of the ball? express your answer in terms of Ï, rb, r, and Ï”0. part b: what is the magnitude of the electric field e(r) at a distance r express your answer in terms of Ï, rb, r, and Ï”0. part c: let e(r) represent the electric field due to the charged ball throughout all of space. which of the following statements about the electric field are true? check all that apply. e(0) = 0 e(rb)=0 limrââe(r)=0 the maximum electric field occurs when r=0 the maximum electric field occurs when r=rb the maximum electric field occurs as rââ.
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To convert minutes per second into kilometre per hour we multiply the speed with...
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