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Re: Hardness tesrters


 

Should figure out how to measure the induced voltage. Would be a cool addition to the demonstration.?

Bill in OKC?

William R. Meyers, MSgt, USAF(Ret.)

Aphorisms to live by:
Good judgement comes from experience. Experience comes from bad judgement.?
SEMPER GUMBY!
Improvise, Adapt, and Overcome.
Physics doesn't care about your schedule.
The only reason I know anything is because I've done it wrong enough times to START to know better.
Expect in one hand, expectorate in the other. See which one gets full first.



On Wednesday, March 5, 2025 at 02:11:43 AM CST, Jerry Durand via groups.io <jdurand@...> wrote:


Any charts for ceramic bearings so you don't need to worry about magnetism??

BTW, I did a demo of magnetism with non-magnetic materials.? Dropped a strong magnet through 200cm of 10mm copper tube.? Took a while to fall out the other end, something nobody in the room had seen or expected.

I did include a wave of a Harry Potter magic wand, just for extra effect.

On 05-Mar-25 11:07, davesmith1800 wrote:
Remember the surface being bounced test needs to clean of oil , any coating and Degaussing.
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