Solve the problems given below.

a) Calculate the velocity of a wave with a frequency of 256Hz and wave length 1.5m . 

b) What change will occur to the wavelength of the above wave ,if the frequency is increased to 512Hz without changing the medium ?

c) Where the wavelength will be more when a sound wave from a tuning fork of frequency 256Hz travels through air and steel? Explain 

( speed of sound: In steel – 5941m/s, In Air – 343m/s)


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