Calculate the wavelength, frequency and wave number of a light wave whoce periods is `2.0 xx 10^-10 s`.

Calculate the frequency and wave number of H_a line of Balmer series in hydrogen spectrum.

What do you mean by frequency and wave number associated with a wave?

Calculate the wavelength in nm of an X-ray wave of frequency 2 xx 10^18 Hz

Calculate the wavelength in nm of an X-ray wave of frequency 2 xx 10^18 Hz

Derive the relation between speed, frequency and wavelength of wave.

Derive the relation between velocity, frequency and wavelength of a wave. A certain sound waves in air has a speed 340 m//s and wavelength 1.7m. For this wave calculate the frequency and time period.

Calculate the wavelength (in nm) associated with a proton moving at 1.0 xx 10^3 m s^-1 .(Mass of proton = 1.67 xx 10^-27 kg and h = 6.63 xx 10^-34J s ).

What is the wave number of a beam of light in air if its frequency is 14 xx 10^14 Hz .

The speed of light is 3 xx 10^8m//sec . Calculate the frequency of red light of wavelength of 6.5 xx 10^-7 m.

Calculate the velocity of sound if the frequency of the wave is 4 Hz and the wavelength of the wave is 80 meters.