Questions in Dual Nature of Radiation and Matter

Select	Question
	Davission and Germer experiment proved
	If the kinetic energy of a free electron doubles, its de-Broglie wavelength changes by the factor
	The energy that should be added to an electron to reduce its de Broglie wavelength from one nm to 0.5 nm is
	de-Broglie wavelength of a body of mass m and kinetic energy E is given by
	The wavelength of the matter wave is independent of
	The momentum of a photon is$3.3 imes {10^{ - 29}}kg - $m/sec. Its frequency will be
	The energy of a photon of wavelength $\lambda $is given by
	The momentum of a photon is$2 \times {10^{ - 16}}$gm-cm/sec. Its energy is
	The rest mass of the photon is
	The momentum of the photon of wavelength 5000Å will be