Recent questions in Theoretical Physics

+14 votes

0 answers

Why do we need a theory merging quantum mechanics and general relativity? Is it not possible for spacetime to simply be the field where particles reside, therefore incompatible with one universal law combining QM and GR?

asked Feb 20, 2023 in Theoretical Physics by DIYRichard

+54 votes

0 answers

What is the gravitational force in string theory and general relativity? How do you know if something has been proven within either framework?

asked Feb 20, 2023 in Theoretical Physics by Happyjoe

+33 votes

0 answers

If matter interacts weakly with Higgs field lines and matter is what warps "space" and causes the curvature of spacetime that supposedly causes effect of gravity, is the gradient caused by nearing of Higgs field lines together what causes "gravity"?

asked Feb 20, 2023 in Theoretical Physics by Trapper T

+12 votes

0 answers

Why don't entangled particles allow faster than light communication?

asked Feb 20, 2023 in Theoretical Physics by Conor Paterson

+18 votes

0 answers

What is the radial distribution function of particles in quantum mechanics?

asked Feb 20, 2023 in Theoretical Physics by Hammerman99

+114 votes

0 answers

If a physicist works at a university, can they work on both experimental physics and theoretical physics?

asked Feb 20, 2023 in Theoretical Physics by Eekkuull

+122 votes

0 answers

A particle travels for 40 seconds under the influence of a constant force, if the distance traveled by the particle in S1 in the first 20 seconds and S2 in the next 20 seconds, then what is the relation between S1 and S2?

asked Feb 20, 2023 in Theoretical Physics by Carpbass

+118 votes

0 answers

What's the difference between experimental and theoretical physics?

asked Feb 20, 2023 in Theoretical Physics by NovaDreamer

+20 votes

0 answers

What is a dangerous amount of G-forces?

asked Feb 20, 2023 in Theoretical Physics by DIYDave

0 votes

0 answers

How do the four fundamental forces exert force across empty space?

asked Feb 20, 2023 in Theoretical Physics by EmberWhirl

+3 votes

0 answers

What is the force required to stop an object that is falling? Is it the acceleration of the object times the mass or is it that plus the normal force required to keep the object at rest to begin with?

asked Feb 19, 2023 in Theoretical Physics by NovaOracle (3.4k points)

+15 votes

0 answers

What is the difference between relative velocity and velocity of separation or approach?

asked Feb 19, 2023 in Theoretical Physics by BruceB

+2 votes

0 answers

for a bound electron (e.g. electron in a box) at the n=1 energy level, how do I find expressions for the wavefunction at a different energy level?

asked Feb 19, 2023 in Theoretical Physics by TDunbar

+7 votes

0 answers

Which scientist brought the greatest contribution to physics? Why?

asked Feb 19, 2023 in Theoretical Physics by CRAIG MAKIN

+21 votes

0 answers

What is the difference between a moving and an accelerating charged particle?

asked Feb 19, 2023 in Theoretical Physics by P F Hammer (2.8k points)

+1.1k votes

0 answers

How did Paul Dirac's contributions to quantum mechanics impact Richard Feynman's understanding of the field?

asked Feb 19, 2023 in Theoretical Physics by EndOfRadio

+1 vote

0 answers

Is it even possible for us to make a one dimensional object?

asked Feb 19, 2023 in Theoretical Physics by what2do

+98 votes

0 answers

What is String Theory? How far has it come since its inception? What new discoveries have been made with it? Why are we so sure about it?

asked Feb 19, 2023 in Theoretical Physics by jaslang

+78 votes

0 answers

Can you give an example of entangled particles which show non-locality in real life or nature?

asked Feb 19, 2023 in Theoretical Physics by jeff williams

+8 votes

0 answers

What are some experiments that could be performed to validate string theory's predictions about extra dimensions and other phenomena predicted by string theory but not observed directly (yet)?

asked Feb 19, 2023 in Theoretical Physics by DannyDoLittle

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Recent questions in Theoretical Physics

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