Recent questions in Physics

+276 votes

0 answers

How does an atom lose or gain electrons?

asked Aug 12, 2022 in Physics by Bev Gaskin

+4 votes

0 answers

A 60g mass is suspended from a spring, when 15g more is added, the string increases 1.2cm. Given that the spring obeys Hooke's law, what is the spring constant and total extension of the spring?

asked Aug 12, 2022 in Physics by AstralHarmony

+175 votes

0 answers

How can subatomic particles touch each other if they have no size?

asked Aug 11, 2022 in Physics by GoodwithWood

+23 votes

0 answers

What is a theory in physics that claims to solve the mystery of consciousness?

asked Aug 11, 2022 in Physics by CelestialDreamer

+1 vote

0 answers

What liquid has a lesser density than water?

asked Aug 11, 2022 in Physics by Edward Lynch

+26 votes

0 answers

What is your thought on time travel?

asked Aug 11, 2022 in Physics by trunkinitiative

+3 votes

0 answers

What is the definition of time, space and distance?

asked Aug 11, 2022 in Physics by summit22

+20 votes

0 answers

A massless spring is hung vertically. Suddenly a mass m is attached to it. What will the period of oscillation be? Will the spring oscillate in SHM?

asked Aug 11, 2022 in Physics by alexjb1989

+310 votes

0 answers

Plasma has an electromagnetic field which has two parts, electromagnetic and electrostatic (purely longitudinal). How do sound/acoustic waves interact with plasma?

asked Aug 11, 2022 in Physics by Pedal Powered Plumbi

+17 votes

0 answers

I’d love to get a physics PhD but I feel like I won’t be able to find a job as a physicist or professor. What should I do?

asked Aug 11, 2022 in Physics by Floorman

+100 votes

0 answers

What happens when Planck's constant becomes infinite or zero? What are some examples where this has happened, if it ever did at all (e.g. during the Big Bang)?

asked Aug 11, 2022 in Physics by NebulaDreamer

+102 votes

0 answers

Is time travel a science fiction or is it real now?

asked Aug 10, 2022 in Physics by Sdb68

+17 votes

0 answers

Can you explain why an electron in a higher principal quantum number has more energy than one with a lower principle quantum number?

asked Aug 10, 2022 in Physics by AstralFlare

+53 votes

0 answers

Why is the tip of a flame the hottest part?

asked Aug 10, 2022 in Physics by Pink Panther

+54 votes

0 answers

Did God exist before time existed?

asked Aug 10, 2022 in Physics by Builders Talk

+16 votes

0 answers

What happens to the stored energy if the plate separation of parallel plate capacitor is double while the capacitor remains connected to the battery?

asked Aug 10, 2022 in Physics by berto2002

+33 votes

0 answers

What is the difference between an inclined plane and a wedge? Which one has more power?

asked Aug 10, 2022 in Physics by jcts

+280 votes

0 answers

Why does a ball bounce back when it hits the wall, but a brick falls down or breaks when hitting the wall? What does Newton’s third law of motion say about this?

asked Aug 10, 2022 in Physics by SeraphicTwilight

+10 votes

0 answers

How do ships float on the surface of water when their density is greater than that of liquid water?

asked Aug 10, 2022 in Physics by ecm

+6 votes

0 answers

What happens to an object if it falls into a black hole or if it just passes by one at light speed?

asked Aug 10, 2022 in Physics by CelestialPulse

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