Advertisements
Advertisements
प्रश्न
Name the electromagnetic radiation that has been used in obtaining the image below.
Advertisements
उत्तर
X rays
APPEARS IN
संबंधित प्रश्न
Give a reason for the following:
Long-distance radio broadcasts use short-wave bands. Why?
What is the range of the wavelength of the following electromagnetic waves?
(a) Micro waves .
When a Coolidge tube is operated for some time it becomes hot. Where does the heat come from?
Is it possible that in a Coolidge tube characteristic Lα X-rays are emitted but not Kα X-rays?
The electric current in an X-ray tube (from the target to the filament) operating at 40 kV is 10 mA. Assume that on an average, 1% of the total kinetic energy of the electron hitting hte target are converted into X-rays.
(a) What is the total power emitted as X-rays and (b) how much heat is produced in the target every second?
Gamma rays and radio waves travel with the same velocity in free space. Distinguish between them in terms of their origin and the main application.
Which of the following is a tool used for separating the different color wavelengths from each other?
Following QN ∴ 14, the radiation force on the roof will be
Identify the electromagnetic wave whose wavelength range is from about 10-3 m to about 10-1 m. Write one use of this.
What happens when an electron collides with a positron?
