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Styg
  • Member for 8 years, 4 months
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6 votes
Accepted

Optical theorem in QFT

4 votes
Accepted

Derivation of time independent Schrödinger equation

4 votes

Is the partial trace of a mixed state always mixed? If not, are there natural examples where the partial trace of a mixed state is a pure state?

2 votes
Accepted

What is the difference between generalized momentum and ordinary momentum?

1 vote

Linking Gravitational Field Strength and Gravitational Potential confusion

1 vote

How to express random spin up / spin down particle or beam in spin z basis?

1 vote

How can Hydrogen show spectrum with only one orbital?

1 vote
Accepted

If we move from one point to another with constant speed/velocity will the work done be zero or not?

1 vote

Would a string vibrating in an atmosphere that is different from Earth's have a different overtone series?

1 vote

Electric potential at earth and infinity

1 vote

Electric field of a parallel plate capacitor in different geometries

0 votes

Confusion regarding EMF definition

0 votes

Forces in lagrangian mechanics

0 votes

Change of mass change in velocity

0 votes

What force creates the contact/normal force?

0 votes

Work done in moving a charge

0 votes

Central Force Motion

0 votes

Intensity of electric field and electric potential

-1 votes

What's happening when $V = I$ ($R$ equals one)?