Recent questions in Physics

+16 votes

0 answers

How are alpha, beta and gamma rays produced?

asked Jan 18, 2023 in Physics by plastic bertrand

+56 votes

0 answers

Could AI build a perpetual motion machine that actually works?

asked Jan 18, 2023 in Physics by Michaelsf90

+284 votes

0 answers

Is a mirror reflection or photograph a more accurate interpretation of the way a person looks?

asked Jan 18, 2023 in Physics by GeorgeR

+30 votes

0 answers

What makes the Earth seem or appear flat?

asked Jan 18, 2023 in Physics by dwlondon

+164 votes

0 answers

How many years is a quintillion seconds?

asked Jan 18, 2023 in Physics by MysticHorizon

+29 votes

0 answers

What do you look like?

asked Jan 18, 2023 in Physics by MowdieWark

+1 vote

0 answers

A 7.00kg mass is hung from the bottom end of a vertical spring fastened to an overhead beam. The mass is set into vertical oscillations having a period of 2.60s. What is the force constant of the spring?

asked Jan 18, 2023 in Physics by LEH

+23 votes

0 answers

A car has an acceleration of 1m/sec. What is the change in its velocity after every 3 seconds?

asked Jan 18, 2023 in Physics by AstralHorizon

+23 votes

0 answers

If there are superfluids and supersolids, are their supergases, and if there are, at what temperature would a solid become a supergas?

asked Jan 17, 2023 in Physics by EmberSeeker

+12 votes

0 answers

What is the wave function and why is it not in space but in probability when describing physical objects such as particles?

asked Jan 17, 2023 in Physics by paz

+8 votes

0 answers

Since gravity is just a theory, why do people always cite it with certainty as the reason objects fall down toward Earth?

asked Jan 17, 2023 in Physics by Insignia Kitchens

+91 votes

0 answers

What is the speed of light? How is it calculated? What does "c" stand for in physics?

asked Jan 17, 2023 in Physics by Phil the Decorator

+13 votes

0 answers

Four-point charges are placed at the four corners of a square that is 30cm on each side. What is the potential at the center of the square given that each of the four charges has a magnitude of +2μC?

asked Jan 17, 2023 in Physics by Hell68

+77 votes

0 answers

How does rubbing something cause air to vibrate and make sound?

asked Jan 17, 2023 in Physics by LuminousMystic

+249 votes

0 answers

I want to adopt physics as my career. Do you have any idea?

asked Jan 17, 2023 in Physics by spongeblob

+121 votes

0 answers

Why do things weigh more when they have more potential energy in them (quantum mechanics/theoretical physics)?

asked Jan 17, 2023 in Physics by facequantity (3.5k points)

+3 votes

0 answers

Why does the speed of sound decrease with increase in density?

asked Jan 17, 2023 in Physics by sirlunk (3.2k points)

+49 votes

0 answers

If the Earth is spherical, how do the terraglobists explain that at a height of 54 km we don't see any curvature but everything is flat?

asked Jan 17, 2023 in Physics by MRWONG006

+26 votes

0 answers

School stuff again, chemistry/physics this time, how do you get an ion, only when doing a chemical reaction or can ions be natural?

asked Jan 17, 2023 in Physics by devnull10

+79 votes

0 answers

The work done is 100% when the applied force is acting ay angle theta in the direction of displacement. What would be angle of applied force with displacement when work done is 50%?

asked Jan 17, 2023 in Physics by The Dormouse

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