What are the units of wavelength, wavenumber and frequency.

A monochromatic beam of light of wavelength lambda and frequency v goes from vacum to a medium of refractive index n. How do the wavelength and frequency of light change ?

What is the unit of frequency ?

Define wavelength and frequency of a wave.

A radiation has wavelength 4650Å. Calculate its wave number and frequency.

What is the wavelength of a wave?

Establish the relationship between speed of sound, its wavelength and frequency. If velocity of sound in air is 340 m//s , calculate : (i) wavelength when frequency is 256 Hz . (ii) frequency when wavelength is 0.85 m .

Light of wavelength 5000Å falls on a plane reflecting surface. What are the wavelength and frequency of reflected light ? For what angle of incidence is the reflected ray normal to the incident ray ?

Calculate the wavelength of an electromagnetic wave of frequency 15 MHz.

A string fastened at both ends has successive resonances with wavelengths of 0.54 m for nth harmonic and 0.48 m for the (n+1) th harmonic and 0.48 m for the (n+1) th harmonic. (a) Which harmonics are these? (b) What is the length of the stirng? (c) What is the wavelength of the fundamental frequency?

What is the wavelength of electromagnetic wave having frequency 1000 MHZ