Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > sci.physics > #641715

Re: Mechanical Leverage

Show all headers | View raw

Double-A <double-a3@hush.com> wrote in
news:5e44f40c-8627-4cb7-b971-99b5d72fc004@googlegroups.com: 

> On Friday, July 21, 2017 at 1:52:57 PM UTC-7, Boris wrote:
>> Physics was my favorite subject in college, but not my major.
>> 
>> Many observations in mechanical and optical physics either make
>> (intuitive) sense to me, or I've never needed a deeper understanding
>> of the priciples at work, except...
>> 
>> I have no intuitive sense, but do want a deeper understaning of why
>> it is that a lever and a fulcrum work the way they do.  What physical
>> principal is it that lets me move the earth if I had a place to stand
>> and a long emough lever, let alone raise my heavier brother on the
>> other end of a see- saw, if I am far enough from the fulcrum?
>> 
>> TIA
> 
> 
> Archimedes was too optimistic.

I think he had a sense of humor.
> 
> Double-A
> 
> 

Back to sci.physics | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

Mechanical Leverage Boris <nospam@nospam.invalid> - 2017-07-21 20:48 +0000
  Re: Mechanical Leverage Double-A <double-a3@hush.com> - 2017-07-21 13:56 -0700
    Re: Mechanical Leverage Boris <nospam@nospam.invalid> - 2017-07-21 20:53 +0000
  Re: Mechanical Leverage "F. Russell" <fr@random.info> - 2017-07-21 22:16 +0000
    Re: Mechanical Leverage Boris <nospam@nospam.invalid> - 2017-07-22 15:43 +0000
      Re: Mechanical Leverage "F. Russell" <fr@random.info> - 2017-07-22 17:22 +0000
      Re: Mechanical Leverage "F. Russell" <fr@random.info> - 2017-07-22 23:59 +0000
  Re: Mechanical Leverage "F. Russell" <fr@random.info> - 2017-07-23 00:07 +0000
    Re: Mechanical Leverage James McGinn <jimmcginn9@gmail.com> - 2017-07-22 17:24 -0700

csiph-web