Physics

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Where does "excess" energy go when a vehicle uses a lower gear to move at a given speed?
Awarded 5 hours ago
Do we understand chemistry from particle physics?
Awarded 5 hours ago
What is gravitational energy in general relativity?
Awarded 16 hours ago
Why does microwave take more time to heat more food?
Awarded 19 hours ago
Can motion be oscillatory but not periodic?
Awarded yesterday
Flat bands and localization in real space
Awarded 2 days ago
How do we measure the position of a body? [duplicate]
Awarded Apr 12 at 9:33
What is the correct formulation of Newton's Second Law of Motion?
Awarded Apr 11 at 18:05
Writing an uncertainty of the form $8.3\pm1.2$ using 'parenthesis' notation similar to $5.9722(6)$
Awarded Apr 11 at 11:05
Can Schroedinger equation be derived from the unitary representation of Galilean group?
Awarded Apr 10 at 0:22
What is postselection?
Awarded Apr 8 at 17:33
Why do we write $(v\cdot \nabla) v$ instead of $v \cdot (\nabla v)$ for $v_j \frac{\partial}{\partial x_j} v_i$ in the material derivative?
Awarded Apr 8 at 14:19
Second law of thermodynamics and the arrow of time: why isn't time considered fundamental?
Awarded Apr 7 at 18:45
Understanding Wikipedia's definition of a spinor
Awarded Apr 7 at 1:10
Springs with some finite mass
Awarded Apr 6 at 16:05
Why are the Michelson-Morley experimental results interpreted more broadly than the scope of the tested medium?
Awarded Apr 6 at 13:34
How long is a second on the moon?
Awarded Apr 6 at 6:20
When mutual inductance are occurring between two coils, why the two coils have the same mutual inductance?
Awarded Apr 5 at 23:20
What fraction of the universe's energy is contained in photons?
Awarded Apr 5 at 21:20
Dimensional analysis of metric tensor
Awarded Apr 5 at 18:18
Theoretical Proof of Pauli's Exclusion Principle
Awarded Apr 5 at 14:30
How to rotate an electron mathematically?
Awarded Apr 4 at 16:45
Why are $n$-point correlation functions called Greens functions even for $n>2$?
Awarded Apr 4 at 4:48
Why do we associate negative sign to electric charges when they are a scalar quantity?
Awarded Apr 4 at 2:40
The definition of Gaussian State
Awarded Apr 2 at 8:35
How should I interpret the expectation value $\langle x p\rangle$ in quantum mechanics?
Awarded Apr 1 at 13:17
Use partial or covariant derivatives when deriving equations of a field theory?
Awarded Mar 31 at 21:16
Can circularly polarized light induce magnetization?
Awarded Mar 31 at 12:26
What is the precise statement of the OZI Rule?
Awarded Mar 30 at 4:31
Where does a spinning figure skater's energy go when she slows down?
Awarded Mar 29 at 14:00
Commutator with a square root
Awarded Mar 29 at 1:22
Does the need for renormalization in QFT vanish once you use a more fundamental theory (e.g., string theory)?
Awarded Mar 28 at 13:05
How do gravitational waves carry energy when gravitational energy cannot be localised?
Awarded Mar 28 at 0:20
Why so much kinetic energy inside a proton?
Awarded Mar 27 at 17:27
Is the scalar curvature of the Schwarzschild solution 0?
Awarded Mar 26 at 23:27
Can special relativity distort the relative order in which events occur?
Awarded Mar 26 at 15:35
Unintuitive observation by Rumford
Awarded Mar 26 at 14:55
Northern lights / aurora borealis "pre-warning" - how does this work w.r.t timing and different particle / wave speeds?
Awarded Mar 26 at 14:30
Difference in Raman, Rayleigh, and Compton scattering
Awarded Mar 26 at 1:56
Deriving Bloch's Theorem
Awarded Mar 25 at 5:34
Can the temperature of a steel ladle in boiling water exceed the temperature of the water?
Awarded Mar 24 at 1:56
Fluid Mechanics from a variational principle
Awarded Mar 23 at 23:57
Time reversal symmetry of transverse field Ising model
Awarded Mar 23 at 21:34
Why aren't helicopter blades tapered?
Awarded Mar 20 at 17:18
How different is a 99.5% eclipse from a total eclipse?
Awarded Mar 20 at 16:25
Have all the symmetries of the standard model of particle physics been found?
Awarded Mar 20 at 12:27
Momentum of a photon equals Planck's constant over wavelength
Awarded Mar 19 at 23:52
Proving Kepler's second law of planetary motion using conservation of angular momentum: What about gravity from other planets?
Awarded Mar 19 at 23:45
Loudness unit, as logarithm of mean squared?
Awarded Mar 19 at 19:18
Is a soundproofed wall really only as strong as its weakest area?
Awarded Mar 19 at 14:28
What real force causes outward acceleration in rotation?
Awarded Mar 19 at 12:55
How does spacetime curve around an object in superposition?
Awarded Mar 19 at 4:10
How different can the directions of angular momentum and angular velocity be?
Awarded Mar 19 at 2:26
How does grounding work?
Awarded Mar 17 at 23:11
Why is the wake of boats leaving a long lasting print on the sea?
Awarded Mar 17 at 16:19
The energy of a Graviton
Awarded Mar 17 at 11:31
How can be the neutral wire at 0 volts when current flowing through it?
Awarded Mar 16 at 17:04
How did Enrico Fermi compute when the Chicago Pile-1 nuclear reactor would become critical?
Awarded Mar 15 at 16:48
What is different between resolvent and green function
Awarded Mar 15 at 2:11
What's the argument(s) against dark matter being "normal" baryonic dust?
Awarded Mar 13 at 21:42
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