Shorted top turn

• To: "'Tesla List'" <tesla-at-pupman-dot-com>
• Subject: Shorted top turn
• From: Tesla List <tesla-at-stic-dot-net>
• Date: Fri, 20 Feb 1998 23:54:08 -0600
• Approved: tesla-at-stic-dot-net

----------
From:  Richard Wayne Wall [SMTP:rwall-at-ix-dot-netcom-dot-com]
Sent:  Friday, February 20, 1998 1:45 AM
To:  Tesla List
Subject:  Re: Shorted top turn

You wrote: 

snip

>The measured inductance is 17.0 mH.  I am driving the coil
>with a function generator at about 30 volts.  At resonance, current is 
>in phase with the voltage, so by simply measuring the voltage and 
>current, one can calculate the input impedance.  

Are you sure current and voltage are in phase?  How do you calculate 
input impedance here?
 
snip

>Thanks,
>Gary Johnson

Very nice and well thought out experiment.

RWW

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