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Thank you mrrul3z!mrrul3z said:draw a line perpendicular to the wavefronts. draw a normal to that line against th barrier than reflect that line followng reflection laws. now draw some wave fronts perpendcuilar to that reflected line keeping in mind that they should be the extension of waves hitting the barrier?
did u get anything? sorry i couldn't draw the digram. iam too lazy for that.
abcde u got that wrong i guess maybe frawing an arrow would have worked better
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