Physics, 10.07.2019 18:20 megamorph

At a certain plane in space, the particle flux density is isotropic for 0 ws1 and zero for negative w, where w is the cosine of the angle made by the particle direction and a normal to the plane of reference. in that plane, what is (a) jn (w), the angular distribution of the flow rate, and (b) jt, the flow rate for all positive w?

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At a certain plane in space, the particle flux density is isotropic for 0 ws1 and zero for negative...