Advertisements
Advertisements
Question
Name the scientist who discovered radio waves
Solution
Marconi
APPEARS IN
RELATED QUESTIONS
Name the phenomenon which shows the quantum nature of electromagnetic radiation.
State an additional use of the X-rays waves
Name the electromagnetic radiations used for (a) water purification, and (b) eye surgery.
What do you understand by the statement, "Electromagnetic waves transport momentum"?
One of the following wavelengths is absent and the rest are present in the X-rays coming from a Coolidge tube. Which one is the absent wavelength?
50% of the X-rays coming from a Coolidge tube are able to pass through a 0.1 mm thick aluminium foil. If the potential difference between the target and the filament is increased, the fraction of the X-rays passing through the same foil will be
Name the scientist who discovered Infra-red waves
Radio waves of constant amplitude can be generated with.
Identify the part of the electromagnetic spectrum which:
- produces the heating effect.
- is absorbed by the ozone layer in the atmosphere.
- is used for studying crystal structure.
Write any one method of the production of each of the above radiations.
