Advertisements
Advertisements
Question
Name the electromagnetic radiation that has been used in obtaining the image below.

Advertisements
Solution
X rays
APPEARS IN
RELATED QUESTIONS
If the earth did not have an atmosphere, would its average surface temperature be higher or lower than what it is now?
Name the subjective property of light related to its wavelength.
Give one use of gamma rays.
Find the maximum potential difference which may be applied across an X-ray tube with tungsten target without emitting any characteristic K or L X-ray. The energy levels of the tungsten atom with an electron knocked out are as follows.
| Cell containing vacancy | K | L | M |
| Energy in keV | 69.5 | 11.3 | 2.3 |
The distance between the cathode (filament) and the target in an X-ray tube is 1.5 m. If the cutoff wavelength is 30 pm, find the electric field between the cathode and the target.
(Use Planck constant h = 6.63 × 10-34 Js= 4.14 × 10-15 eVs, speed of light c = 3 × 108 m/s.)
Calculate the shortest wavelength of electromagnetic radiation present in Balmer series of hydrogen spectrum.
Name two sources of infrared radiation.
The frequency of e. m waves which is best suited .to observed of radius 3 × 10–4 his of the order of
What is the speed of radio waves in vacuum?
What happens when an electron collides with a positron?
