User Nat

64 votes

Accepted

Is there a physical limit to data transfer rate?

answered Apr 30, 2018 at 10:56

53 votes

Accepted

Why is it so inefficient to generate electricity by absorbing heat?

answered Jan 8, 2018 at 17:10

45 votes

What happens when you put water under intense pressure?

answered Mar 23, 2018 at 9:11

31 votes

Why do scientists think that all the laws of physics that apply in our galaxy apply in other galaxies?

answered Jun 27, 2018 at 12:51

27 votes

Accepted

Can I make the water boil simply by spinning it in a glass?

answered Mar 31, 2017 at 5:15

24 votes

Why do we use capacitors and not batteries in defibrillator?

answered Jan 4, 2018 at 13:00

17 votes

Accepted

Does soap repel water?

answered Mar 30, 2019 at 13:48

10 votes

What allows a pull-back toy car to drive further than it was pushed?

answered Mar 23, 2020 at 19:17

10 votes

Why aren't the energy levels of the Earth quantized?

answered Feb 21, 2018 at 23:58

10 votes

What makes cheese so effective at absorbing microwaves?

answered Jan 26, 2017 at 9:53

7 votes

Why don't all objects bounce like rubber balls?

answered Apr 8, 2018 at 11:09

7 votes

What's the difference between average velocity and instantaneous velocity?

answered May 8, 2018 at 17:32

7 votes

Do planets orbiting stars emit gravitational waves?

answered Mar 25, 2020 at 9:08

6 votes

Accepted

What does "$\gg$" mean in physics problems?

answered Apr 19, 2019 at 3:00

6 votes

Why does twisting a cork make it easier to remove from a bottle?

answered Jul 29, 2021 at 0:12

5 votes

Are "intelligent" systems able to bypass the uncertainty principle?

answered Jan 2, 2021 at 19:46

5 votes

Are force vectors members of a vector space?

answered Mar 26, 2020 at 13:58

5 votes

Can the Sun / Earth have a dark matter core?

answered Apr 16, 2018 at 10:51

5 votes

Why is the fundamental postulate of statistical mechanics true?

answered Jan 12, 2018 at 22:43

4 votes

Accepted

What is the difference between the states of matter and the phases of matter?

answered Apr 27, 2018 at 18:38

4 votes

Accepted

Approximation of multiplicity when Ideal gas low density is applied $\frac{M !}{(M-N)!} \approx M^{N}$

answered May 18, 2019 at 0:17

4 votes

Why does 0 resistance mean 0 voltage?

answered Jun 3, 2018 at 20:33

4 votes

What are the dependent and independent variables in Ohm's law?

answered Jun 27, 2020 at 13:39

4 votes

Is the second law of thermodynamics even a law?

answered Jul 29, 2020 at 7:21

3 votes

Can a linear system be chaotic?

answered Apr 15, 2020 at 23:30

3 votes

Accepted

If Hawking's last paper is correct, is it valid to assume that we live in a 5 dimensional universe?

answered May 7, 2018 at 0:36

3 votes

Natural gas furnace vs. power plant efficiency

answered Mar 28, 2018 at 3:07

3 votes

Why is information indestructible?

answered Apr 4, 2018 at 14:18

3 votes

Does a dehumidifier make air heavier or lighter?

answered Jan 8, 2018 at 23:29

3 votes

Accepted

What is the degree of freedom?

answered Mar 9, 2018 at 14:26

Stack Exchange Network

68 Answers

Is there a physical limit to data transfer rate?

Why is it so inefficient to generate electricity by absorbing heat?

What happens when you put water under intense pressure?

Why do scientists think that all the laws of physics that apply in our galaxy apply in other galaxies?

Can I make the water boil simply by spinning it in a glass?

Why do we use capacitors and not batteries in defibrillator?

Does soap repel water?

What allows a pull-back toy car to drive further than it was pushed?

Why aren't the energy levels of the Earth quantized?

What makes cheese so effective at absorbing microwaves?

Why don't all objects bounce like rubber balls?

What's the difference between average velocity and instantaneous velocity?

Do planets orbiting stars emit gravitational waves?

What does "$\gg$" mean in physics problems?

Why does twisting a cork make it easier to remove from a bottle?

Are "intelligent" systems able to bypass the uncertainty principle?

Are force vectors members of a vector space?

Can the Sun / Earth have a dark matter core?

Why is the fundamental postulate of statistical mechanics true?

What is the difference between the states of matter and the phases of matter?

Approximation of multiplicity when Ideal gas low density is applied $\frac{M !}{(M-N)!} \approx M^{N}$

Why does 0 resistance mean 0 voltage?

What are the dependent and independent variables in Ohm's law?

Is the second law of thermodynamics even a law?

Can a linear system be chaotic?

If Hawking's last paper is correct, is it valid to assume that we live in a 5 dimensional universe?

Natural gas furnace vs. power plant efficiency

Why is information indestructible?

Does a dehumidifier make air heavier or lighter?

What is the degree of freedom?