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JalfredP
  • Member for 5 years, 8 months
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  • Roma, RM, Italia
32 votes
Accepted

Why does the bullet have greater KE than the rifle?

22 votes

Why does the curve of a hanging chain not minimize the area below it?

13 votes

Does diffusion cause the bottle to move to the left?

11 votes

Newton's second law for individual forces

10 votes
Accepted

Diffusion coefficient for asymmetric (biased) random walk

8 votes
Accepted

Is there a derivation for the thrust formula?

7 votes

Why exactly does diffraction occur?

7 votes

Failling to understand why a rotating disk inside an uniform magnetic field generates a potential difference

7 votes
Accepted

The definition of Spontaneous in thermodynamics?

7 votes
Accepted

Is there a way to see linear and surface charge density as a “special case” of volume charge density?

6 votes
Accepted

Can you derive the acceleration of a cylinder rolling down an inclined plane by ONLY using conservation laws?

6 votes
Accepted

Question about the Wave equation

5 votes

Why aren't liters a SI Unit? And why isn't there a unit for volume?

5 votes
Accepted

Could a gas be in thermodynamical equilibrium even with a gravitational field?

5 votes

What is the difference between Maxwell distribution and Boltzmann distribution?

5 votes

How does Brownian motion prove the existence of atoms?

5 votes

The faster you move, does it take more and more energy to increase your speed at the same rate?

5 votes

Can a refrigerator produce a positive amount of net work output?

4 votes
Accepted

Equilibrium and the derivative of potential energy

4 votes

Why is Divergence of a vector field which is decreasing in magnitude as we move away from origin positive at points other than origin?

4 votes
Accepted

Is there a way to solve the following differential equation for a sphere rising in a fluid?

4 votes
Accepted

Does the concept of work make kinetic energy Galilean invariant?

4 votes

Simple check for the global shape of the Earth

4 votes
Accepted

Can we prove that the "Center of mass" of a homogeneous rigid body is at its "Geometric center"?

4 votes

Why does the temperature of a gas decrease after an adiabatic expansion?

4 votes

Why are constant electric fields considered when their energy is infinite?

3 votes

Why do we need an absolute temperature scale?

3 votes

Does a grounded conductor have zero charge?

3 votes
Accepted

How come Chargers are so safe?

3 votes
Accepted

What is the theoretical justification for the Law of Equipartition of Energy?

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