Advertisements
Advertisements
प्रश्न
Can X-rays be polarised?
Advertisements
उत्तर
Only transverse waves can be polarised. Since an X-ray is a transverse wave, it can be polarised.
APPEARS IN
संबंधित प्रश्न
To which part of the electromagnetic spectrum does a wave of frequency 5 × 1011 Hz belong?
What do you understand by the statement, "Electromagnetic waves transport momentum"?
(a) Give a list of at least five radiations, in order of their increasing frequencies, which make up the complete electromagnetic spectrum.
(b) Which of the radiation mentioned by you in part (a) has the highest penetrating power.
Give one use of gamma rays.
Name the rays or waves of highest frequency .
The wavelength of X-rays is 0.01 Å. Calculate its frequency. State the assumption made, if any.
Is it possible that in a Coolidge tube characteristic Lα X-rays are emitted but not Kα X-rays?
The X-ray beam emerging from an X-ray tube
Iron emits Kα X-ray of energy 6.4 keV. Calculate the times taken by an iron Kα photon to cross through a distance of 3 km.
(Use Planck constant h = 4.14 × 10-15 eVs, speed of light c = 3 × 108 m/s.)
The Kα and Kβ X-rays of molybdenum have wavelengths 0.71 A and 0.63 A respectively. Find the wavelength of Lα X-ray of molybdenum.
To which regions of the electromagnetic spectrum do the following wavelengths belong:
(a) 250 nm
(b) 1500 nm
Identify the part of the electromagnetic spectrum used in (i) radar and (ii) eye surgery. Write their frequency range.
Name the radiations used for the detection of fracture in bones.
Answer briefly.
Why are microwaves used in radar?
Answer briefly.
Give two uses of ultraviolet rays.
Answer briefly.
Give two uses of radio waves.
Give any two uses of infrared waves.
Choose the correct option related to wavelengths (λ) of different parts of the electromagnetic spectrum.
Name one radiation having the wavelength longer than the wavelength of these radiations.
Which set lists uses of ultraviolet rays?
