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83. Show that a necessary and sufficient condition that the vectors 4-4.14,3+AL. B=3,1-3.1-3. C=C,1 +J+C, be lineariy independent is that the determinats 8. 25. be tarteret som enC.C.54. (a) Prove that the vectors A = 3i+ j - 2k, B=-1+ 35-4kC = 41-21 - car form the sides of a trade(b) Find the lengths of the medians of the triangle.Ans. (b) 6. , 114, 1150A.círon the sciar fie detined by a 4.7) = 4x2 + 3x43-2-2. Find a 11.-1.-2.5 000.-3.11 |
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Answer» re two reasons we don't see the Compton effect with visible LIGHT. FIRST, the effect is too small. When light (x-rays or other) scatters off a FREE electron, the wavelength is SHIFTED by at most = 0.005 nm. That's measurable if the STARTING wavelength is 0.050 nm (25 keV x-rays). |
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