Skip to main content
Septacle's user avatar
Septacle's user avatar
Septacle's user avatar
Septacle
  • Member for 6 years, 9 months
  • Last seen more than a month ago
3 votes
2 answers
231 views

$q\mathbf{A}\cdot\mathbf{v}$ term in potential energy

2 votes
1 answer
1k views

Condition that the Lagrangian energy function $h\equiv\sum_i\frac{\partial L}{\partial\dot q_i}\dot q_i-L$ would be same as the mechanical energy $E$

2 votes
0 answers
40 views

Proving the most efficient profile for gear teeth is an epicycloid

1 vote
2 answers
538 views

How to define white color scientifically? [duplicate]

1 vote
1 answer
269 views

Measuring time dilation of SR by a mechanical clock

1 vote
2 answers
244 views

Dot product in E&M

1 vote
0 answers
46 views

response to magnetic field is smaller than electric field?

0 votes
1 answer
143 views

$\nabla\cdot(\vec{a}\otimes\vec{b})$ being a row vector

0 votes
0 answers
72 views

Why animal eyes see the spectrum from red to violet?

0 votes
3 answers
2k views

Magnetic $H$ field unit in cgs system