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Jul
10
comment With a machete, why is a diagonal cut more effective than a right angle one?
Maybe the internal structure of what you are cutting plays a role as well?
Jul
10
reviewed Approve Intuition behind Ideal rocket equation
Jul
10
revised Is there a simple equivalent to Ohm's law for gas (pressure=R*throughput)?
Removed specific case
Jul
10
comment Is there a simple equivalent to Ohm's law for gas (pressure=R*throughput)?
In my opinion this question is much better when leaving out your specific situation.
Jul
10
reviewed Approve Energy required to “glass” a given area of a temperate planet's surface
Jul
8
comment Is the vortex in a kitchen sink an example of a singularity?
My point is that in the vortex in the sink, there typically is a vertical velocity component.
Jul
8
comment Is the vortex in a kitchen sink an example of a singularity?
What about the third dimension?
Jul
7
reviewed Leave Open Do you feel gravity?
Jul
5
reviewed Approve Can I teach myself physics (LQG specifically)?
Jul
3
reviewed Reject What is $vdp$ work and when do I use it?
Jul
1
comment How to emulate 40ft (12 m) of water?
@JohnRennie You put water in your bicycle tyres?
Jul
1
reviewed Reject How to emulate 40ft (12 m) of water?
Jun
30
comment Sedimentation at the bottom of a vessel
Did you look into the field of fluidized beds? I can imagine there are relevant similarities.
Jun
30
reviewed Close Anomalous orbit of pluto
Jun
29
reviewed Approve Why do atomic clocks only use caesium?
Jun
29
comment Is it possible to hear trains when you live nothing near them?
Thought about this: youtube.com/watch?v=2kDORB3vR8s
Jun
29
reviewed Reject More about the right hand rule?
Jun
29
reviewed Approve Why can't the Navier Stokes equations be derived from first principle physics?
Jun
29
reviewed Approve Why is gravity so hard to unify with the other 3 fundamental forces?
Jun
29
reviewed Edit Calculation of OPE in Polchinski