Question #70ea8 Physics Waves and Vibrations Wave Interactions 1 Answer P dilip_k Nov 24, 2016 We know that the frequency #(n)# of a wave is defined as the number of waves formed per sec and its time period #(T)# is the time taken to form a wave. So #T=1/n# In the given problem #n=3Hz# So time period #T=1/n=1/3s# Answer link Related questions Question #f8f7f Question #28071 Question #5f996 Question #5f99a Question #77a7a Question #f8f83 What properties of sound waves might determine how loud a sound is? What are the two type of waves? What aspects of wave interactions are responsible for rainbows? Question #90240 See all questions in Wave Interactions Impact of this question 2165 views around the world You can reuse this answer Creative Commons License