Physics, 19.03.2020 21:56 24swimdylanoh
Addition of a metal slab of thickness "a" between the plates of a parallel plate capacitor of plate separation "d" is equivalent to introducing a dielectric with dielectric constant "K" between the plates. Find an expression for "K" in terms of "a" and "d"?
Answers: 2
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Stars x and y are both bluish main sequence stars. star x has a higher absolute brightness than star y. how do the two stars compare? explain
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Current from a charged capacitor lights a bulb. as time goes on the brightness of the
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The illuminance of a surface varies inversely with the square of its distance from the light source. if the illuminance of a surface is 120 lumens per square meter when its distance from a certain light source is 6 meters, by how many meters should the distance of the surface from the source be increased to reduce its illuminance to 30 lumens per square meter?
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Addition of a metal slab of thickness "a" between the plates of a parallel plate capacitor of plate...
Mathematics, 14.07.2019 17:00
Mathematics, 14.07.2019 17:00