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Bunji
  • Member for 7 years, 2 months
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  • USA
6 votes
3 answers
1k views

A rule for when phase-space orbits may cross

4 votes
1 answer
1k views

When does $\nabla \times B =0$?

2 votes
2 answers
138 views

What is the difference between "monochromatic" and "impulse" force?

2 votes
1 answer
66 views

What exactly is a linear-elastic material?

2 votes
2 answers
4k views

Is there a relationship between the complex modulus and the dynamic viscosity?

2 votes
1 answer
109 views

Does a non-uniformly-dense pyramid floating in water displace more water/"float lower" than a uniformly dense one?

2 votes
2 answers
2k views

How do I determine the "recoil permeability" and "remanent flux density norm" of a permanent magnet?

2 votes
1 answer
180 views

Meaning of a Constant in the Unbound Orbit Equation

1 vote
1 answer
90 views

Disagreement between theoretical and experimental inductance of a coil

1 vote
2 answers
526 views

What is the $B$-field on the axis of a finite Iron-Core Solenoid, a Given Distance Beyond The Tip?

1 vote
4 answers
261 views

Young's modulus of a body submerged in a fluid

1 vote
1 answer
129 views

Amplitude of a Damped Harmonic Oscillator

1 vote
1 answer
490 views

When can viscosity be ignored?

1 vote
1 answer
319 views

Why are UV Filters Directional? (or are they?)

1 vote
0 answers
193 views

Working with CGS units when calculating magnetic moment

0 votes
0 answers
99 views

Pressure Applied by Sphere Embedded in Elastic Medium

0 votes
1 answer
75 views

Show $2(B \cdot \nabla)B = \nabla |B|^2$ when the B-field is curl-less using summation notation

0 votes
3 answers
668 views

Why is it often assumed that parasitic (or "stray") capacitance is in parallel?

0 votes
2 answers
808 views

Why is the the positively charged electrode referred to as the anode in this apparatus?

0 votes
2 answers
821 views

Does the mass of a pendulum string affect the amount of force required to hold it at a specific location?

0 votes
0 answers
49 views

How does this trick work in solving the 2-body central force equation of orbit?

0 votes
0 answers
26 views

Is the frequency dependence of Joule heating due to the skin effect?