Recent questions in Electromagnetic Radiation

+16 votes

0 answers

When a laser is fired toward a mirror, does 100% of the original electromagnetic energy reflect or is some of it lost?

asked Mar 13, 2022 in Electromagnetic Radiation by repair man

+23 votes

0 answers

What's the difference between photon and electromagnetic waves?

asked Mar 12, 2022 in Electromagnetic Radiation by SeraphicHarmony

+27 votes

0 answers

What determines how much matter an electromagnetic wave can penetrate?

asked Mar 11, 2022 in Electromagnetic Radiation by JP.

+22 votes

0 answers

If electromagnetic radiation is considered as a wave, how can it propagate through a vacuum without a medium? If it is considered as particulate, of what are the particles made? ("Energy" doesn't explain much).

asked Mar 11, 2022 in Electromagnetic Radiation by globalpermanent

+21 votes

0 answers

Why doesn't an antenna radiate an EM wave in all directions uniformly?

asked Mar 11, 2022 in Electromagnetic Radiation by West_Philly_Guy

+27 votes

0 answers

What is the least frequency in electromagnetic spectrum?

asked Mar 10, 2022 in Electromagnetic Radiation by oscar21

+1 vote

0 answers

What is the difference between electromagnetic radiation with the same frequency but different wavelengths?

asked Mar 10, 2022 in Electromagnetic Radiation by Jitender

+15 votes

0 answers

What is the difference between a blackbody and other objects in terms of their ability to absorb electromagnetic radiation (radiant energy)?

asked Mar 10, 2022 in Electromagnetic Radiation by SolarisVerse

+2 votes

0 answers

Why do higher-frequency electromagnetic waves penetrate more matter?

asked Feb 20, 2022 in Electromagnetic Radiation by JoeHoudini

+46 votes

0 answers

How does the speed of light affect electromagnetic radiation?

asked Feb 20, 2022 in Electromagnetic Radiation by EnchantedHarmony

+9 votes

0 answers

How many sieverts of radiation would one absorb from a 5GHz rooter in 24 hours (not saying that WiFi is dangerous, but rather if that number can even be calculated)?

asked Feb 19, 2022 in Electromagnetic Radiation by LunarDreamer

+24 votes

0 answers

What is an accessible way to limit or eliminate or block EMF radiation? Different methods?

asked Feb 19, 2022 in Electromagnetic Radiation by makaveli

+21 votes

0 answers

How does the electromagnetic environment affect aircraft?

asked Feb 19, 2022 in Electromagnetic Radiation by Marcarm

+45 votes

0 answers

What is the mean energy of a single oscillation of EM radiation of any frequency?

asked Feb 18, 2022 in Electromagnetic Radiation by NebulaOracle

+290 votes

0 answers

Could Hawking radiation be ignited? What would be the result?

asked Feb 18, 2022 in Electromagnetic Radiation by rcplumber

+20 votes

0 answers

Why are radio waves used for communication and not other electromagnetic waves like x-rays or visible light?

asked Feb 17, 2022 in Electromagnetic Radiation by Jessie_279 (2.2k points)

+83 votes

0 answers

Is it possible to convert illuminance to irradiance for a single wavelength? Where illuminance is known for a single wavelength as well as the photopic luminance weighting at that wavelength.

asked Feb 17, 2022 in Electromagnetic Radiation by tolis

+14 votes

0 answers

What is the difference between X-rays, ultraviolet rays, and gamma rays while they have some mutual wavelength and frequency?

asked Feb 16, 2022 in Electromagnetic Radiation by hitch22

+27 votes

0 answers

How does the frequency of a microwave oven’s electromagnetic radiation interact with water molecules in food to create heat?

asked Feb 16, 2022 in Electromagnetic Radiation by sambuca

+472 votes

0 answers

How do electromagnetic waves or photons transfer energy from the transmitting antenna to the receiving antenna?

asked Feb 16, 2022 in Electromagnetic Radiation by Lld90

Page:

« prev
1
...
30
31
32
33
34
35
36
next »

Recent questions in Electromagnetic Radiation

...