Re: Wrench Physics Question

From	jimp@specsol.spam.sux.com
Newsgroups	sci.physics
Subject	Re: Wrench Physics Question
Date	2015-10-30 20:40 +0000
Organization	A noiseless patient Spider
Message-ID	<471dgc-ob5.ln1@mail.specsol.com> (permalink)
References	<pan.2015.10.30.06.47.41@localhost.localdomain> <80705e20-4323-4960-9e15-2780db84bdec@googlegroups.com> <pan.2015.10.30.20.26.12@localhost.localdomain>

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Fabian Russell <root@localhost.localdomain> wrote:
> On Fri, 30 Oct 2015 12:41:04 -0700, nuny@bid.nes wrote:
> 
>> 
>> Here's what the U. S. Navy's training manual _Tools And Their Uses_ has to say:
>>
> 
> The US Navy is still building huge and lumbering vessels in an age when smallness
> ans swiftness rule the day.
> 
>>
>> Apparently you suspect that one way is more prone to slipping off
>>
> 
> No.  It's what happens *after* the wrench slips off.

If the wrench slips off, you have failed.

> Here is a force diagram.  The two cases are depicted as lines above
> and below the horizontal lines:
> 
> http://s18.postimg.org/4k45guqrd/wrenchforces.png
> 
> In one case (F1) we have a component of force that is directed away from
> the puller and in the other (F2) the component is directed toward the
> puller.  If the wrench slips off which way is preferable?

One needs to analyze the cause of the failure, not the after effects.

The direction of applied force that is preferable in the event of a
failure is the direction that causes the least damages to ones knuckles.
 

-- 
Jim Pennino

Thread

Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-10-30 06:47 +0000
  Re: Wrench Physics Question Odd Bodkin <bodkinodd@gmail.com> - 2015-10-30 08:09 -0500
    Re: Wrench Physics Question Sam Wormley <swormley1@gmail.com> - 2015-10-30 08:50 -0500
      Re: Wrench Physics Question jimp@specsol.spam.sux.com - 2015-10-30 17:10 +0000
        Re: Wrench Physics Question gilber34 <fafa@invalid.com> - 2015-10-30 20:54 -0500
        Re: Wrench Physics Question Sam Wormley <swormley1@gmail.com> - 2015-10-30 21:35 -0500
    Re: Wrench Physics Question jimp@specsol.spam.sux.com - 2015-10-30 17:08 +0000
    Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-10-30 17:23 +0000
      Re: Wrench Physics Question Odd Bodkin <bodkinodd@gmail.com> - 2015-10-30 12:44 -0500
        Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-10-30 17:58 +0000
        Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-10-30 18:08 +0000
          Re: Wrench Physics Question Odd Bodkin <bodkinodd@gmail.com> - 2015-10-30 15:37 -0500
            Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-10-30 20:42 +0000
              Re: Wrench Physics Question Odd Bodkin <bodkinodd@gmail.com> - 2015-10-30 15:51 -0500
        Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-10-30 18:14 +0000
          Re: Wrench Physics Question Odd Bodkin <bodkinodd@gmail.com> - 2015-10-30 15:40 -0500
            Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-10-30 21:13 +0000
              Re: Wrench Physics Question Odd Bodkin <bodkinodd@gmail.com> - 2015-10-30 16:29 -0500
                Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-10-30 21:59 +0000
                Re: Wrench Physics Question Odd Bodkin <bodkinodd@gmail.com> - 2015-10-30 17:15 -0500
                Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-10-30 22:31 +0000
                Re: Wrench Physics Question Odd Bodkin <bodkinodd@gmail.com> - 2015-10-30 21:09 -0500
                Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-10-31 02:22 +0000
                Re: Wrench Physics Question xxein1@att.net - 2015-10-30 20:27 -0700
                Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-10-31 04:23 +0000
                Re: Wrench Physics Question xxein1@att.net - 2015-10-31 07:16 -0700
                Re: Wrench Physics Question Odd Bodkin <bodkinodd@gmail.com> - 2015-11-01 15:27 -0600
                Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-11-01 23:16 +0000
                Re: Wrench Physics Question Odd Bodkin <bodkinodd@gmail.com> - 2015-11-02 08:58 -0600
                Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-11-02 20:00 +0000
                Re: Wrench Physics Question Odd Bodkin <bodkinodd@gmail.com> - 2015-11-02 14:27 -0600
              Re: Wrench Physics Question jimp@specsol.spam.sux.com - 2015-10-30 21:33 +0000
                Re: Wrench Physics Question Sam Wormley <swormley1@gmail.com> - 2015-10-30 21:19 -0500
                Re: Wrench Physics Question jimp@specsol.spam.sux.com - 2015-10-31 02:58 +0000
  Re: Wrench Physics Question "nuny@bid.nes" <Alien8752@gmail.com> - 2015-10-30 12:41 -0700
    Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-10-30 19:56 +0000
      Re: Wrench Physics Question jimp@specsol.spam.sux.com - 2015-10-30 20:21 +0000
        Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-10-30 20:39 +0000
          Re: Wrench Physics Question jimp@specsol.spam.sux.com - 2015-10-30 21:13 +0000
      Re: Wrench Physics Question Tom P <werotizy@freent.dd> - 2015-10-31 22:40 +0100
    Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-10-30 20:25 +0000
      Re: Wrench Physics Question jimp@specsol.spam.sux.com - 2015-10-30 20:40 +0000
        Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-10-30 21:04 +0000
          Re: Wrench Physics Question Odd Bodkin <bodkinodd@gmail.com> - 2015-10-30 16:23 -0500
            Re: Wrench Physics Question noTthaTguY <abu.kuanysh05@gmail.com> - 2015-10-30 14:27 -0700
              Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-10-30 22:28 +0000
                Re: Wrench Physics Question Odd Bodkin <bodkinodd@gmail.com> - 2015-10-30 21:10 -0500
                Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-10-31 02:25 +0000
                Re: Wrench Physics Question xxein1@att.net - 2015-10-30 20:45 -0700
                Re: Wrench Physics Question dvus <dven1@adelphia.net> - 2015-11-01 07:53 -0500
                Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-11-02 01:09 +0000
                Re: Wrench Physics Question Odd Bodkin <bodkinodd@gmail.com> - 2015-11-02 09:19 -0600
                Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-11-02 19:43 +0000
                Re: Wrench Physics Question Odd Bodkin <bodkinodd@gmail.com> - 2015-11-02 14:16 -0600
            Re: Wrench Physics Question Mahipal <mahipal7638@gmail.com> - 2015-10-30 15:56 -0700
          Re: Wrench Physics Question jimp@specsol.spam.sux.com - 2015-10-30 21:38 +0000
      Re: Wrench Physics Question "nuny@bid.nes" <Alien8752@gmail.com> - 2015-11-01 22:27 -0800
  Re: Wrench Physics Question xxein1@att.net - 2015-10-30 17:55 -0700
    Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-10-31 01:33 +0000
      Re: Wrench Physics Question xxein1@att.net - 2015-10-30 20:34 -0700
    Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-10-31 02:05 +0000
      Re: Wrench Physics Question xxein1@att.net - 2015-10-30 20:37 -0700
  Re: Wrench Physics Question xxein1@att.net - 2015-10-30 18:00 -0700
  Re: Wrench Physics Question xxein1@att.net - 2015-10-30 18:03 -0700
    Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-10-31 01:24 +0000
  Re: Wrench Physics Question Lofty Goat <rlwatkins@gmail.com> - 2015-10-31 18:44 -0500
    Re: Wrench Physics Question Sam Wormley <swormley1@gmail.com> - 2015-10-31 19:35 -0500
    Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-11-01 01:33 +0000
      Re: Wrench Physics Question benj <none@gmail.com> - 2015-10-31 23:21 -0400
        Re: Wrench Physics Question "nuny@bid.nes" <Alien8752@gmail.com> - 2015-11-01 04:35 -0800
    Re: Wrench Physics Question Fabian Russell <root@localhost.localdomain> - 2015-11-01 23:01 +0000

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