Re: [Phys-l] Good Questions

[Bernard Cleyet <bernardcleyet@redshift.com>]

Number 3 is better if generalized to a container w/ a stuck lid, for 
which the differential coefficients etc. must be accounted.

bc, does neither in the case of "jars".  He inverts and bangs on the 
floor, very weak gate keeper now often successfully does this.

p.s. reminds me of why machinists often use liquid N2.

Jeffrey Schnick wrote:

> 1) (A premed student once asked me this one.)  When a person suffers an
> electric shock injury, is it the voltage or is it the current that does
> the damage?
>
> 2) (A psychology professor asked was doing Alzheimer research on rats
> using the Morris water maze
> http://www.watermaze.org/ 
> asked me about this one.)  How would you go about canceling out the
> earth's magnetic field in the region of the surface of the water in a
> 1-meter deep pool (he used a deeper pool than the one depicted at
> watermaze.org) of water having a circular surface of diameter 1.8
> meters?
>
> 3) A neighbor asked me whether she should cool or heat a pot of soup on
> which a slightly oversized lid had become stuck after she heated up the
> soup in it.  While I was on the phone with her, her husband got it off
> by means of a vice.  (I guess he put the pot in a vice and knocked the
> lid off with a hammer.)
>
> -----Original Message-----
> From: phys-l-bounces@carnot.physics.buffalo.edu
> [mailto:phys-l-bounces@carnot.physics.buffalo.edu] On Behalf Of Cliff
> Parker
> Sent: Saturday, October 07, 2006 6:26 PM
> To: Forum for Physics Educators
> Subject: [Phys-l] Good Questions
>
> I am looking for good questions...
> _______________________________________________
> Forum for Physics Educators
> Phys-l@carnot.physics.buffalo.edu
> https://carnot.physics.buffalo.edu/mailman/listinfo/phys-l
>
>
>