Financial ratios are relationships determined from a company's financial information and used for comparison purposes. Examples include such often referred to measures as return on investment (ROI), return on assets (ROA), and debt-to-equity, to name just three.
Tremolo harmonica. Tremolo harmonicas are a type of harmonica, distinct by having two reeds per note. In a tremolo harmonica the two reeds are tuned slightly off a reference pitch, one slightly sharp and the other slightly flat. This gives a unique wavering or warbling sound created by the two reeds being not exactly in tune with each other and difference in their subsequent waveforms acting against one another.
The harp is a chordophone with prominent strings. A chordophone is a musical instrument that makes sound by way of a vibrating string or strings stretched between two points. It is one of the four main divisions of instruments in the original Hornbostel-Sachs scheme of musical instrument classification.What many would call string instruments are classified as chordophones. Violins, guitars, lyres, and harps are examples.t is one of the four main divisions of instruments in the original Hornbostel-Sachs scheme of musical instrument classification. What many would call string instruments are classified as chordophones. Violins, guitars, lyres, and harps are examples.