Q1- Standing waves of frequency 180 Hz are produced on a string of length 60 cm and it vibrates making three loops. What is the wave speed on the string?
Q2- A 121 cm long string with mass 4.0 g oscillates in its m=3 mode with a frequency of 180 Hz and a maximum amplitude of 5.0 mm. What are (a) the wave length and (b) the tension in the string?
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