Waves And Sound - Online Mcqs Test - Physics 10th (Part II) Physics X Class MCQs – Waves And Sound – 10th Waves And Sound – Online Mcqs Test (25 Mcqs) 1/25jQuizMe *A sound wave of frequency 400Hz and wave length 3m passes through a certain medium. The velocity of the wave in that medium will be:1200 m/sec (correct answer) 3/400 m/sec 403 m/sec 400/3 m/sec Physics Notes X,Physics Online Mcqs X Waves And Sound Chapter List | Theory & Question Answers | Fill In The Blanks Solved Numerical | Mcqs | Online Mcqs