User Helder Velez

38 votes

Accepted

List of freely available physics books

answered Mar 2, 2011 at 14:08

20 votes

Why do nuclear bombs make a mushroom?

fluid-dynamics nuclear-physics atmospheric-science nuclear-engineering explosions

answered Jul 17, 2011 at 21:45

14 votes

Why does the road look like it's wet on hot days?

optics temperature refraction atmospheric-science

answered May 27, 2011 at 22:42

10 votes

Can I do something for being heavier to be lifted?

weight

answered May 23, 2015 at 18:01

10 votes

What is more efficient: Add milk, and then heat up coffee in the microwave, or microwave than milk?

thermodynamics heat

answered Feb 25, 2011 at 10:14

5 votes

Accepted

Is it possible for wind to break the sound barrier?

fluid-dynamics acoustics air

answered Apr 2, 2011 at 13:08

5 votes

Two orbiting planets in perpendicular planes

gravity astrophysics

answered Apr 15, 2011 at 3:41

4 votes

What is the current status of the anomalous muon magnetic moment?

particle-physics

answered Apr 17, 2011 at 9:31

4 votes

Is there a direct physical interpretation for the complex wavefunction?

quantum-mechanics wavefunction probability complex-numbers

answered Apr 26, 2011 at 15:54

4 votes

Why does Venus spin in the opposite direction?

newtonian-gravity angular-momentum astrophysics rotational-dynamics solar-system

answered Mar 31, 2011 at 17:49

4 votes

Classical mechanics without coordinates book

classical-mechanics mathematical-physics lagrangian-formalism differential-geometry resource-recommendations

answered Apr 1, 2011 at 14:03

4 votes

Can Maxwell's equations be derived from Coulomb's Law and Special Relativity?

electromagnetism special-relativity maxwell-equations magnetic-monopoles coulombs-law

answered Jan 26, 2011 at 11:05

4 votes

Is it really possible for water to be held in a "cone shape" for a brief period of time?

water

answered Feb 24, 2011 at 21:58

4 votes

Left and Right-handed fermions

quantum-field-theory particle-physics experimental-physics standard-model

answered Aug 19, 2011 at 12:16

4 votes

Is it theoretically possible to reach $0$ Kelvin?

quantum-mechanics thermodynamics statistical-mechanics temperature

answered Jul 25, 2012 at 22:44

3 votes

Is it possible to generate energy by the moon orbit?

energy newtonian-gravity moon tidal-effect

answered Apr 24, 2015 at 23:11

3 votes

Is electromagnetic vector field a sum of E and B?

electromagnetism potential field-theory classical-electrodynamics vector-fields

answered Mar 16, 2015 at 1:51

3 votes

How do I go from exponents to a formula?

mathematics dimensional-analysis

answered Mar 15, 2012 at 14:57

3 votes

Gravity theories with the equivalence principle but different from GR

general-relativity gravity equivalence-principle

answered Mar 17, 2011 at 16:12

3 votes

Starting a physics Ph.D. at 60?

soft-question education

answered Mar 2, 2011 at 19:23

3 votes

Trapping a lightray

optics visible-light reflection geometric-optics

answered Apr 10, 2011 at 19:24

3 votes

What are the various physical mechanisms for energy transfer to the photon during blackbody emission?

quantum-field-theory thermodynamics electromagnetic-radiation thermal-radiation blackbody

answered Apr 3, 2013 at 12:03

2 votes

Are circles stronger than triangles?

forces geometry statics

answered Apr 14, 2015 at 19:41

2 votes

Is the Boltzmann constant really that important?

thermodynamics statistical-mechanics physical-constants

answered Feb 6, 2016 at 14:23

2 votes

Relativistic origin of magnetic field

electromagnetism special-relativity

answered May 2, 2013 at 23:19

2 votes

About the complex nature of the wave function?

quantum-mechanics wavefunction complex-numbers

answered Apr 5, 2011 at 11:05

2 votes

Does hot air really rise?

thermodynamics temperature density buoyancy

answered Mar 4, 2011 at 11:41

2 votes

What is the formula for the relativistic ellipse?

special-relativity

answered Mar 14, 2011 at 1:04

2 votes

Active gravitational mass of the electron

gravity experimental-physics mass electrons equivalence-principle

answered Mar 12, 2011 at 21:21

2 votes

Why does one experience a short pull in the wrong direction when a vehicle stops?

newtonian-mechanics jerk

answered Feb 23, 2011 at 22:55

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228 Answers

List of freely available physics books

Why do nuclear bombs make a mushroom?

Why does the road look like it's wet on hot days?

Can I do something for being heavier to be lifted?

What is more efficient: Add milk, and then heat up coffee in the microwave, or microwave than milk?

Is it possible for wind to break the sound barrier?

Two orbiting planets in perpendicular planes

What is the current status of the anomalous muon magnetic moment?

Is there a direct physical interpretation for the complex wavefunction?

Why does Venus spin in the opposite direction?

Classical mechanics without coordinates book

Can Maxwell's equations be derived from Coulomb's Law and Special Relativity?

Is it really possible for water to be held in a "cone shape" for a brief period of time?

Left and Right-handed fermions

Is it theoretically possible to reach $0$ Kelvin?

Is it possible to generate energy by the moon orbit?

Is electromagnetic vector field a sum of E and B?

How do I go from exponents to a formula?

Gravity theories with the equivalence principle but different from GR

Starting a physics Ph.D. at 60?

Trapping a lightray

What are the various physical mechanisms for energy transfer to the photon during blackbody emission?

Are circles stronger than triangles?

Is the Boltzmann constant really that important?

Relativistic origin of magnetic field

About the complex nature of the wave function?

Does hot air really rise?

What is the formula for the relativistic ellipse?

Active gravitational mass of the electron

Why does one experience a short pull in the wrong direction when a vehicle stops?