plz answer q 9 asap Q.9. Two tuning forks A and B, when sounded together they produce 25 beats in 5 sec. On filing a tuning fork A, the no. of beats become 3 beats/ sec. Calculate the frequency of B if the frequency of A is 512 Hz. Share with your friends Share 0 Vijay Shankar Yadav answered this Dear Student, Frequency of A is 512Hz then frequency of B will be 512±5but on filling no of beats decrease so it means frquency of Bis less than A so its frequency is 507Hz Regards 0 View Full Answer