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From: rpt@warwick.UUCP (Richard Tomlinson)
Newsgroups: net.physics,net.astro.expert
Subject: Re: FP inretforometer
Message-ID: <382@snow.warwick.UUCP>
Date: Mon, 27-Jan-86 07:22:04 EST
Article-I.D.: snow.382
Posted: Mon Jan 27 07:22:04 1986
Date-Received: Thu, 30-Jan-86 06:23:42 EST
References: <1917@saber.UUCP>
Reply-To: rpt@warwick.UUCP (Richard Tomlinson)
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Organization: Applied Maths, Maths Institute, University of Warwick, UK.
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In article <1917@saber.UUCP> jc@saber.UUCP writes:
>I just heard a discussion of a Fabre Preot interformeter.
>It was stated that if this device was raidated with 1 watt of light at that
>waveleignth the output at the other end would be 1 watt. And that there would
>be 20 wats of energy raidateing back and forth between the mirrors.

Since when has the watt been a measure of energy? I learnt the unit was
joule at 'O' level.
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