in ncert in page 379 chapter waves and in page 389 sum ry
Last updated: 6/25/2023
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in ncert in page 379 chapter waves and in page 389 sum ry boundary condition equation of reflected wave are gi en differnt which is correct equation with or equatic with u or an integral multiple of 2 x the waves are exactly in pha is constructive if o z they are exactly out of phase and the inte A travelling wave at a rigid boundary or a closed end is reflecte but the reflection at an open boundary takes place without ar For an incident wave y x t a sin kx ot the reflected wave at a rigid boundary is y x a sin kxot For reflection at an open boundary y x t a sin kx 000 The interference of two identical waves moving in opposite dire waves For a string with fixed ends the standing wave is gi se change on vs of reflection at an open boundary To put this mathematically let the incident travelling wave ng a the in of has it it ton by the all be x t a sin kx ot At a rigid boundary the reflected wave is given y x t a sin kx ot n a sin kx wt 15 35 of At an open boundary the reflected wave is given ed by at nowr in fa am ele an ph el vi di IT a