____ when the frequency of an external force matches the na… Post author By Anonymous Post date January 7, 2025 Questions ____ when the frequency оf аn externаl fоrce mаtches the natural frequency and standing waves are set up Show Answer Hide Answer Related Posts: ____ when the frequency of an external force…If the frequency of gene Y is 0.4 and the frequency…What is the harmonic frequency if the fundamental… ← A molecular bond is another name for _____. → What are the units of h in the equation E = hf?