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Category: Oscillation and Waves

A-sound-wave-of-velocity-350m-s-is-directed-towards-the-surface-of-the-water-If-the-ratio-of-the-wavelength-of-sound-in-air-to-that-in-water-150-ratio-475-Calculate-the-velocity-of-the-wave-in-water-

Question Number 52341 by Necxx last updated on 06/Jan/19 Asoundwaveofvelocity350m/sisdirectedtowardsthesurfaceofthewater.Iftheratioofthewavelengthofsoundinairtothatinwater150ratio475.Calculatethevelocityofthewaveinwater. Terms of Service…

An-object-60cm-tall-is-placed-on-the-principal-axis-of-a-convex-lens-and-its-30cm-tall-image-is-formed-on-the-screen-placed-at-a-distance-of-40cm-from-the-object-What-is-the-focal-length-of-the-lens-

Question Number 51637 by Necxx last updated on 29/Dec/18 Anobject60cmtallisplacedontheprincipalaxisofaconvexlensandits30cmtallimageisformedonthescreenplacedatadistanceof40cmfromtheobject.Whatisthefocallengthofthelens? Answered by aseerimad…

A-student-holding-a-324Hz-tuning-fork-approaches-a-wall-at-a-speed-of-6ms-1-The-speed-of-sound-in-air-is-336ms-1-What-frequency-will-the-student-detect-from-waves-omitted-from-the-fork-and-wav

Question Number 41962 by Necxx last updated on 16/Aug/18 Astudentholdinga324Hztuningforkapproachesawallataspeedof6ms1.Thespeedofsoundinairis336ms1.Whatfrequencywillthestudentdetectfromwavesomittedfromtheforkandwaves$${coming}\:{from}\:{the}\:{wall}? \

The-incident-wave-set-up-on-a-string-of-length-fixed-at-each-end-is-given-by-y-1-Asin-kx-wt-i-what-is-the-equation-of-motion-of-the-reflected-wave-y-2-ii-obtain-the-resultant-y-y-1-y-2-of-the

Question Number 38822 by NECx last updated on 30/Jun/18 Theincidentwavesetuponastringoflengthfixedateachendisgivenby:y1=Asin(kxwt)i)whatistheequationofmotionofthereflectedwave,y2.ii)obtaintheresultant,y=y1+y2$${of}\:{the}\:{two}\:{waves}.…