Recent questions in Electromagnetic Radiation

+22 votes

0 answers

What types of substances emit radiation?

asked Apr 16, 2022 in Electromagnetic Radiation by Phil_from_London

+51 votes

0 answers

What are at least 5 positive examples and 5 negative examples of electromagnetic waves?

asked Apr 16, 2022 in Electromagnetic Radiation by Trupti

+13 votes

0 answers

Assume the speed of light to be 3×10^8 m/s. If the frequency of an electromagnetic wave is 500,000 GHz (GHz=gigahertz=10^9m/s), what is the wavelength of that radiation in micrometers?

asked Apr 16, 2022 in Electromagnetic Radiation by Henry Davies

+120 votes

0 answers

Can electromagnetic waves travel through empty space?

asked Apr 16, 2022 in Electromagnetic Radiation by CelestialFlare

+126 votes

0 answers

What is the effect of electromagnetic radiation on molecules?

asked Apr 16, 2022 in Electromagnetic Radiation by Chris Curwen

+24 votes

0 answers

So electromagnetic waves travel at the speed of light, but what about electric fields themselves? If I somehow create an electron, is the rest of space immediately updated with the electric field or does it take time for the information to travel?

asked Apr 14, 2022 in Electromagnetic Radiation by John eddie

+176 votes

0 answers

If electromagnetic waves never lose energy when travelling through a vacuum, then how do the redshifts occur?

asked Apr 13, 2022 in Electromagnetic Radiation by Bob60

+52 votes

0 answers

How do you check the radiation levels in your home?

asked Apr 13, 2022 in Electromagnetic Radiation by AstralFlare

+5 votes

0 answers

What is decimeter radiation?

asked Apr 13, 2022 in Electromagnetic Radiation by QuantumMystic

+8 votes

0 answers

What is the definition of EMF radiation? Is there a device that protects your cell phone from EMF radiation?

asked Apr 13, 2022 in Electromagnetic Radiation by SeraphicScribe

+11 votes

0 answers

Do cell phones emit different levels of radiation depending on which ear you hold them up to? If so, why is this so?

asked Apr 12, 2022 in Electromagnetic Radiation by mike pcs

+2 votes

0 answers

Can anyone help me by mentioning different types of antenna that can be used for different frequency bands of electromagnetic spectrum?

asked Apr 12, 2022 in Electromagnetic Radiation by nwf

+312 votes

0 answers

How are electromagnetic waves able to travel in straight lines, but also be bent by the presence of the Earth?

asked Apr 12, 2022 in Electromagnetic Radiation by RadiantNova

0 votes

0 answers

What neutralizes the harmful effects of electromagnetic radiation emitted by electronic devices such as mobile phones, laptops and Wi-Fi routers?

asked Apr 12, 2022 in Electromagnetic Radiation by JoeSinger

+288 votes

0 answers

If a person blasted with sound an electrically polarized dipole drum head, would it radiate radio waves?

asked Apr 12, 2022 in Electromagnetic Radiation by QuantumSeeker

+100 votes

0 answers

If we create a machine that could generate enough electromagnetic energy to bend space time significantly and if we were to launch that machine into space and control it’s location and amount of energy, could we technically control space time?

asked Apr 12, 2022 in Electromagnetic Radiation by elletheboy

+52 votes

0 answers

How does electromagnetic radiation interact with moving charges?

asked Apr 12, 2022 in Electromagnetic Radiation by justj (2.5k points)

+685 votes

0 answers

How do radar and electromagnetic waves escape from ironosphear while it is filled with free irons and electrons? Why is it not absorbing electromagnetic waves?

asked Apr 11, 2022 in Electromagnetic Radiation by MaJean

+140 votes

0 answers

Do airpods expose users to an unhealthy amount of EMF radiation as opposed to pods on a string?

asked Apr 11, 2022 in Electromagnetic Radiation by obedientdirectly

+9 votes

0 answers

I’m worried about all the radio waves we’re surrounded by, might be doing to our body/soul. We were made to live with visible light not radio. U.V, x-rays, microwaves are dangerous so why aren’t radio? Should I become Amish or live in a faraday cage?

asked Apr 11, 2022 in Electromagnetic Radiation by hundleton1

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Recent questions in Electromagnetic Radiation

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