Questions in Dual Nature of Radiation and Matter

Select	Question
	When a beam of accelerated electrons hits a target, a continuous X-ray spectrum is emitted from the target. Which of the following wavelength is absent in the X-ray spectrum, if the X-ray tube is operating at 40,000 volts
	For continuous X-rays produced wavelength is
	An X-ray has a wavelength of 0.010 Å. Its momentum is
	X-rays are not used for radar purpose because
	A direct X-ray photograph of the intestines is not generally taken by the radiologists because
	The patient is asked to drink $BaS{O_4}$for examining the stomach by X-rays because X-rays are
	X-rays can be used to study crystal structure, if the wavelength lies in the range
	When the accelerating voltage applied on the electrons increased beyond a critical value
	The X-ray beam coming from an X-ray tube will be
	The continuous X-rays spectrum produced by an X-ray machine at constant voltage has