All Questions
5
questions
3
votes
2
answers
287
views
Free electrons attracted by Earth's gravity
Free electrons in a metal are attracted by gravity towards Earth. So why don't they lay down to the bottom of the conduit, like sediment at the bottom of a river?
0
votes
0
answers
66
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What is the lengthscale where electric force and gravity are comparable?
Basically the title. I came across this question while going through old exams. I thought that electromagnetism is stronger than gravity by 40 orders of magnitude more or less, at all scales, so this ...
3
votes
4
answers
393
views
How strong would the electromagnetic field of the earth and the planets would have to be, in order to mimic the effects of gravity? [closed]
How strong would the combined forces of electromagnetism on the earth and planets need to be, to mimic, and therefore, replace gravity?
0
votes
2
answers
541
views
What is the strength of gravity compared to electromagnetism?
I would like to know the strength of gravity as compared to electromagnetism. Im not looking for their classical constant values. It can be compared by saying i.e. gravity is a million billion times ...
9
votes
5
answers
5k
views
Is gravity non-negligible compared to the electromagnetic force?
Consider two electrons approaching each other at rather fast speeds, maybe even coming close to colliding. Does gravity play any role in this event? If so, how much influence does it have? Do we need ...