Grade 11Magical Mathematics[Interesting Approach]
Please answer the question as soon as possible with correct explanation thanks
1 Answer
Arun
Approved Tutor Answer8 Years agoDear Chandan
option 2 and 3 are correct.
at the open end, the phase of a pressure wave changes by pi radian due to reflection. At the closed end, there is no change in the phase of a presure wave due to reflection.
Regards
Arun (askIITians forum expert)
Arun (askIITians forum expert)
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