User Sidharth Ghoshal

19 votes

6 answers

3k views

Electromagnetic black hole?

asked May 28, 2013 at 19:13

13 votes

7 answers

2k views

What is the second conserved Quantity of the Pendulum?

classical-mechanics energy-conservation conservation-laws

asked Jun 10, 2020 at 5:36

12 votes

4 answers

44k views

Do you round off insignificant digits in the middle of a calculation?

error-analysis

asked May 5, 2013 at 2:45

11 votes

3 answers

2k views

Relativistic Computation?

special-relativity black-holes event-horizon

asked May 1, 2013 at 16:04

10 votes

3 answers

5k views

What is the next step beyond quantum computation?

soft-question quantum-information computational-physics quantum-computer

asked Sep 11, 2013 at 1:45

6 votes

2 answers

3k views

What exactly does No cloning mean, in the context of Quantum Computing?

quantum-mechanics quantum-information hilbert-space quantum-computer unitarity

asked Apr 10, 2016 at 1:06

6 votes

2 answers

500 views

What's the basic premise of General Relativity?

general-relativity differential-geometry metric-tensor equivalence-principle covariance

asked Jun 5, 2013 at 1:42

6 votes

3 answers

301 views

Is there any physical significance to the non-uniqueness of the least action principle?

classical-mechanics lagrangian-formalism variational-principle boundary-conditions boundary-terms

asked Oct 28, 2021 at 1:32

5 votes

4 answers

473 views

Quantum Collapse

quantum-mechanics wavefunction-collapse

asked Jun 11, 2013 at 18:39

5 votes

3 answers

684 views

Reaching the speed of light via quantum mechanical uncertainty?

quantum-mechanics special-relativity speed-of-light heisenberg-uncertainty-principle

asked May 4, 2013 at 1:51

5 votes

2 answers

5k views

Quantum XOR: How do you generalize it?

quantum-mechanics computational-physics algorithms quantum-computer

asked Jul 23, 2013 at 2:54

4 votes

1 answer

305 views

Quantum Mechanical Effects of an object accelerating near speed of light $c$?

quantum-mechanics special-relativity speed-of-light reference-frames

asked May 28, 2013 at 20:24

4 votes

3 answers

2k views

Do objects have energy because of their charge?

electromagnetism special-relativity charge mass-energy

asked Apr 15, 2013 at 23:47

4 votes

1 answer

123 views

Is it actually feasible to "experience" a 3rd dimension in a black hole

general-relativity black-holes

asked Aug 1, 2016 at 15:47

4 votes

1 answer

175 views

Is QC with Superpositioned Quantum Gates any different than normal Quantum Computation?

quantum-mechanics quantum-information quantum-computer superposition

asked Apr 9, 2016 at 2:16

4 votes

2 answers

144 views

Does phononic "Superconductivity" exist?

condensed-matter acoustics superconductivity bose-einstein-condensate

asked Jul 26, 2017 at 5:09

3 votes

2 answers

142 views

Can Newton's laws be reformulated with reference to "relative" frames

newtonian-mechanics reference-frames inertial-frames

asked Aug 20, 2019 at 1:27

3 votes

1 answer

156 views

Relativistic Casimir Contradiction

special-relativity casimir-effect

asked Apr 19, 2017 at 2:06

3 votes

0 answers

36 views

Does the region inside of buckyball have a slightly negative energy density due to the casimir effect?

quantum-chemistry casimir-effect

asked Jan 10, 2021 at 5:14

3 votes

1 answer

273 views

Theoretical Upper Bound on Processor Speed?

quantum-mechanics special-relativity speed-of-light heisenberg-uncertainty-principle computer

asked Feb 4, 2014 at 4:18

3 votes

1 answer

228 views

Units for physical constants

newtonian-gravity units dimensional-analysis physical-constants coulombs-law

asked Apr 12, 2013 at 19:03

2 votes

1 answer

2k views

I am interested in learning Quantum Computing what should I do? [closed]

quantum-mechanics quantum-information resource-recommendations education quantum-computer

asked Apr 10, 2013 at 1:41

2 votes

2 answers

2k views

Rotating spring system: Is my intuition correct?

newtonian-mechanics classical-mechanics rotational-dynamics spring

asked May 27, 2013 at 18:35

2 votes

2 answers

1k views

Velocity of an object undergoing homogenous acceleration

homework-and-exercises newtonian-mechanics special-relativity galilean-relativity

asked May 28, 2013 at 16:14

2 votes

3 answers

231 views

Are quantum computers at least build able?

superconductivity quantum-computer cooling

asked Oct 14, 2015 at 18:04

2 votes

2 answers

89 views

Thought experiment involving Computer in an engineered gravity well

general-relativity thought-experiment computer

asked Feb 22, 2017 at 5:28

2 votes

1 answer

205 views

Thought experiment: ultra-fast outward push inside a black hole

general-relativity black-holes event-horizon singularities hawking-radiation

asked Feb 25, 2017 at 1:16

2 votes

1 answer

102 views

$E = mc^2$ derivation thought experiment seems to not have conserved energy

special-relativity mass-energy

asked Sep 8, 2019 at 2:56

2 votes

1 answer

86 views

Understanding the geodesic equation in a Wikipedia article

newtonian-mechanics general-relativity geodesics

asked Sep 23, 2019 at 2:51

2 votes

2 answers

148 views

Can there exist a "safe" black hole, what is the mechanism to ensure this doesn't happen

general-relativity black-holes

asked Aug 1, 2016 at 2:22

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77 Questions

Electromagnetic black hole?

What is the second conserved Quantity of the Pendulum?

Do you round off insignificant digits in the middle of a calculation?

Relativistic Computation?

What is the next step beyond quantum computation?

What exactly does No cloning mean, in the context of Quantum Computing?

What's the basic premise of General Relativity?

Is there any physical significance to the non-uniqueness of the least action principle?

Quantum Collapse

Reaching the speed of light via quantum mechanical uncertainty?

Quantum XOR: How do you generalize it?

Quantum Mechanical Effects of an object accelerating near speed of light $c$?

Do objects have energy because of their charge?

Is it actually feasible to "experience" a 3rd dimension in a black hole

Is QC with Superpositioned Quantum Gates any different than normal Quantum Computation?

Does phononic "Superconductivity" exist?

Can Newton's laws be reformulated with reference to "relative" frames

Relativistic Casimir Contradiction

Does the region inside of buckyball have a slightly negative energy density due to the casimir effect?

Theoretical Upper Bound on Processor Speed?

Units for physical constants

I am interested in learning Quantum Computing what should I do? [closed]

Rotating spring system: Is my intuition correct?

Velocity of an object undergoing homogenous acceleration

Are quantum computers at least build able?

Thought experiment involving Computer in an engineered gravity well

Thought experiment: ultra-fast outward push inside a black hole

$E = mc^2$ derivation thought experiment seems to not have conserved energy

Understanding the geodesic equation in a Wikipedia article

Can there exist a "safe" black hole, what is the mechanism to ensure this doesn't happen