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Two wires having different densities are joined at x = 0. An incident wave y_1 = A sin(wt - k_1x) , travelling to the right in the wire is partly reflected and partly transmitted at x=0. If A_rand A_tbe the amplitudes of reflected and transmitted waves respectively, |
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Answer» `y_r = A_r sin (OMEGA t + k_1 X)` |
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