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दो बिंदु दोलन से 10 मीटर तथा 15 मीटर की दुरी पर है । दोलनकाल 0.05 सेकण्ड है तथा तरंग का वेग 300 मी/से है दोनों बिन्दुओ के बीच दोलनों का कलांतर क्या है ?
A. `pi/3`
B. `(2pi)/3`
C. `pi`
D. `pi/6`

1 Answer

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Best answer
Correct Answer - B
`Deltaphi=(2pi)/lamda=xxDeltax`
`Delta=15`मी - 10 =5मी,दोलनकाल T=0.05 सेकण्ड
`:." "`आवर्ती `n=1/T=1/0.05=20`हार्ट्स
तरनदीघार्य `lamda=v/n=300/200=15`मी
`:." "Deltaphi=(2pi)/15xx5=(2pi)/3`.

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