From: "Malcolm Watts"
Date: Wed, 11 Sep 2002 09:18:47 +1200
Subject: Re: [TSSP] Happy Birthday!
Hi Greg, On 10 Sep 2002, at 8:52, Greg Leyh wrote: > At 01:16 AM 9/6/2002, Paul wrote: > > >By way of encouraging coilers to delve more into the theory of the > >subject, I thought of running a quiz game. Something along the lines > >of > > > > http://www.abelian.demon.co.uk/tesla-quiz/ > > > >Several of the questions would require a bit of thought and some > >delving into web pages and text books. Wonder whether something like > >this would appeal to coilers, either as a one-off or an on-going game? > > > Hooboy, that's all I needed... a Sisyphean task that > I can't put down! > > BTW, if you wanted an extra question to round it out > to 25 here's one that involves an interesting fun fact: > > In a DC resonant charging system, what percentage of > the primary capacitor's total energy is the charging > inductor required to temporarily store? > > A) 25% > > B) 50% > > C) 100% > > D) 200% Didn't the answer on the pupman list a year or so back? Working it out is a nice little exercise in circuit theory. Regards, Malcolm
Maintainer Paul Nicholson, paul@abelian.demon.co.uk.