Part I of this review highlights key historical high points of the research odyssey that cracked the longevity code and provides the reader with a backstage pass to meet the enzymes encoded by SIRT1âthe seven nutrient-responsive NAD+-dependent histone deacetylase enzymes, dubbed the sirtuins.
To calculate the wavelength of a radio wave, you will be using the equation: Speed of a wave = wavelength X frequency. Since radio waves are electromagnetic waves and travel at 2.997 X 10^8 meters/second, then you will need to know the frequency of the radio wave. If the radio wave is on an FM station, these are in Megahertz.
It is equal to the velocity of the wave, divided by the frequency. Wavelength is expressed in units of meters (m). Î» = wavelength, the distance between wave crests (m). v = wave velocity, the speed that waves are moving in a direction (m/s).f = frequency, the wave crests that go through a point in a certain time (cycles/s or Hz). Wavelength Formula Questions: 1) The speed of sound is about 340 m/s.Find the wavelength of a sound wave that has a frequency of 20.0 cycles per second (the low end of human hearing). Answer: The wave velocity v = 340 m/s, and the frequency f = 20.0 cycles/s. = wavelength, the distance between wave crests (m). v = wave velocity, the speed that waves are moving in a direction (m/s). f = frequency, the wave crests that go through a point in a certain time (cycles/s or Hz). Wavelength Formula Questions: 1) The speed of sound is about 340 m/s.