The frequency of the middle B note on a piano is 493.88 Hz.493.88 Hz. What is the wavelength of this note in centimeters? The speed of sound in air is 343.06 m/s.

A photon has an energy of 5.53 × 10–17 J. What is its frequency in s–1 ?

At the Cincinnati zoo you can see the 45.4 kg cheetah run and it flew across the pen at 65.4 miles per hour – your  super de Broglie powers of observation allowed you to notice that the de Broglie wavelength of the cheetah was what (in units of meters)? Pay attention to units! Note: 1609 meters = 1 mile

A particular form of electromagnetic radiation has a frequency of 7.60×10^14Hz. a)What is its wavelength in nanometers? In meters? Round each of your answers to 3 significant digits. b)What is the energy (in joules) of one quantum of this radiation? Round your answer to 3 significant digits.

An AM radio station broadcasts news at 650 kHz. What is the frequency of this AM radio wave in hertz?  Hz What is the wavelength of this AM radio wave in meters? Round to the nearest tenth.  m Given that λ = c ν; the speed of light , c = 3 x 10^8 m/s

If the energy of a photon is 3.13 x 1019 J, what is it's wavelength in nm (nanometers)?

Visible light falls into wavelength ranges of 400-700 nm, for which 1 m = 1 × 10° nm The energy and wavelength of light are related by the equation hc E = where E is energy in Joules, h is Planck's constant (6.626 x 10 34 J-s), c is the speed of light (2.998 x 10° m/s), and X is the wavelength in m. If a visible light photon has a wavelength of 447.3 nm, what is the energy of the photon (in J)? Type answer:

What is the wavelength of a photon of light (in nm) whose frequency is 5.66 x 1014 Hz?

Most remote controllers for AV equipment emit radiation with the wavelength profile shown in the figure below. What type of radiation corresponds to the peak in the figure? X-rays,  visible, light, ultraviolet,  or  infrared.  What is the energy of a photon that has a wavelength corresponding to the peak in the figure?Planck's constant is h = 6.626 ×× 10–34 J • s, and the speed of light is c = 3.00 ×× 108 m/s.

The frequency of the middle D note on a piano is 293.66 Hz. What is the wavelength of this note in centimeters? The speed of sound in air is 343.06 m/s.