Mark Eichenlaub

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bio website arcsecond.wordpress.com
location Baltimore, MD
age 28
visits member for 2 years, 7 months
seen 5 hours ago
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I'm a physics graduate student.


307 Answers

newest activity votes
10
How long does it take an iceberg to melt in the ocean?
dec 15 '10 at 11:27
9
Can I survive a free fall using a ramp and a rope?
dec 18 at 22:32
9
How does $F = \frac{ \Delta (mv)}{ \Delta t}$ equal $( m \frac { \Delta v}{ \Delta t} ) + ( v \frac { \Delta m}{ \Delta t} )$?
apr 26 '12 at 21:09
9
What does it take to understand Maxwell's equations?
sep 30 '11 at 17:06
9
Why isn't there a centre of charge?
apr 7 '11 at 19:32
9
For an accelerated charge to radiate, is an electromagnetic field as the source necessary?
mar 16 '11 at 5:45
9
List of freely available physics books
mar 1 '11 at 5:19
9
Physics of a skateboard ollie
jan 26 '11 at 8:27
9
How is it that angular velocities are vectors, while rotations aren't?
nov 6 '10 at 5:51
9
What are some scenarios where FTL information transfer would violate causality?
nov 4 '10 at 6:28
8
Why does the speed of light $c$ have the value it does?
mar 15 at 23:27
8
Is it possible for $\Delta x$ ($\sigma_x$) of any free particle wave packet to be decreasing at any time?
feb 20 at 18:55
8
water flow in a sink
apr 10 '11 at 3:28
8
Reflection At Speed of Light
aug 24 '11 at 14:47
8
“Regular” 20-sided die, vs “life counter” 20-sided die. Same probabilities?
aug 10 '11 at 17:46
8
How do laser rangefinders work when the object surface is not perpendicular to the laser beam?
jun 2 '11 at 12:55
8
In quantum mechanics, why do the probabilities of the possible outcomes of a measurement add up to 1?
apr 2 '11 at 7:10
8
A pendulum clock problem
feb 21 '11 at 7:16
8
Electromagnetic fields vs electromagnetic radiation
feb 6 '11 at 6:17
8
The origin of the value of speed of light
jan 23 '11 at 5:07
8
How long a straw could Superman use?
dec 21 '10 at 22:19
8
Would weighing scales show a negative weight if placed in a vacuum?
nov 17 '10 at 22:47
8
Is the distance between the sun and the earth increasing?
nov 4 '10 at 10:37
7
Physical interpretation of changing variables $S(T,V)$ to $S(T,p)$
may 22 at 17:12
7
Translation Invariance without Momentum Conservation?
jan 18 at 4:49
7
Is one way glass possible?
jan 2 '12 at 22:46
7
Snell's Law of Refraction
oct 7 '11 at 8:54
7
speed of an electromagnetic wave
sep 12 '11 at 13:30
7
How are accelerated reference frames non-symmetrical?
aug 19 '11 at 17:53
7
How can a Human voice or animal voice have unique frequency
jun 2 '11 at 17:54
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