Re: [Vo]: Re: lifter in a accelerating frame

2007-03-05 Thread Terry Blanton
This guy puts his electrodes inside ping pong balls: http://bmiklos2000.freeweb.hu/unipolar.htm Terry On 3/3/07, Harry Veeder [EMAIL PROTECTED] wrote: Unshackle and release the prisoner... 2W * 'kV/mm' * 'grams' = 2W * .9 * 10 = 18 W = 180 kW Harry Michel Jullian wrote: I will

Re: [Vo]: Re: lifter in a accelerating frame

2007-03-05 Thread Michel Jullian
: [Vo]: Re: lifter in a accelerating frame This guy puts his electrodes inside ping pong balls: http://bmiklos2000.freeweb.hu/unipolar.htm Terry On 3/3/07, Harry Veeder [EMAIL PROTECTED] wrote: Unshackle and release the prisoner... 2W * 'kV/mm' * 'grams' = 2W * .9 * 10 = 18 W

Re: [Vo]: Re: lifter in a accelerating frame

2007-03-05 Thread Harry Veeder
Michel Jullian wrote: Borbas believes like many amateur physicists before him that he has disproved the ion wind explanation, it's a long story he has been multiposting/spamming several dozens of mailing lists with his uninformed theory. He doesn't even realize that the air discharge implies

Re: [Vo]: Re: lifter in a accelerating frame

2007-03-05 Thread Harry Veeder
Michel Jullian wrote: P.S. Oh yes I had forgotten my promise to Harry below, my comment was that mv^2/r for the satellite can be thought of as a centrifugal force or as a centripetal acceleration times mass depending on the frame (it changes sign while going from the F side to the m*a side),

Re: [Vo]: Re: lifter in a accelerating frame

2007-03-05 Thread Terry Blanton
Message - From: Terry Blanton [EMAIL PROTECTED] To: vortex-l@eskimo.com Sent: Monday, March 05, 2007 8:14 PM Subject: Re: [Vo]: Re: lifter in a accelerating frame This guy puts his electrodes inside ping pong balls: http://bmiklos2000.freeweb.hu/unipolar.htm Terry On 3/3/07, Harry Veeder

Re: [Vo]: Re: lifter in a accelerating frame

2007-03-05 Thread Michel Jullian
of course. - Original Message - From: Terry Blanton [EMAIL PROTECTED] To: vortex-l@eskimo.com Sent: Monday, March 05, 2007 8:14 PM Subject: Re: [Vo]: Re: lifter in a accelerating frame This guy puts his electrodes inside ping pong balls: http://bmiklos2000.freeweb.hu

Re: [Vo]: Re: lifter in a accelerating frame

2007-03-05 Thread Harry Veeder
On 3/5/07, Michel Jullian [EMAIL PROTECTED] wrote: Borbas believes like many amateur physicists before him that he has disproved the ion wind explanation, it's a long story he has been multiposting/spamming several dozens of mailing lists with his uninformed theory. He doesn't even realize

Re: [Vo]: Re: lifter in a accelerating frame

2007-03-03 Thread Michel Jullian
I will only comment when you'll have released the power consumed by the 100kg lifter ;-) Michel - Original Message - From: Harry Veeder [EMAIL PROTECTED] To: vortex-l@eskimo.com Sent: Saturday, March 03, 2007 7:28 AM Subject: Re: [Vo]: Re: lifter in a accelerating frame Harry Veeder

Re: [Vo]: Re: lifter in a accelerating frame

2007-03-02 Thread Harry Veeder
Harry Veeder wrote: mv^2/r is the _derived_ centripetal force on an object rotating relative to an inertial frame of reference. If the Earth is assumed to be rotating then v = 0 for the satellite and the satellite's equation of motion is: GMm/r^2 - ma = 0, and a = GM/r^2 If the

Re: [Vo]: Re: lifter in a accelerating frame

2007-03-02 Thread John Berry
On 3/1/07, Stephen A. Lawrence [EMAIL PROTECTED] wrote: Harry Veeder wrote: If any divergence between inertial and gravitational mass is ever found, however small it may be, it will be a an enormous blow to the validity of GR, because it will imply that gravity is /not/ a fictitious force,

Re: [Vo]: Re: lifter in a accelerating frame

2007-02-28 Thread Stephen A. Lawrence
thomas malloy wrote: Harry Veeder wrote: Michel Jullian wrote: Doing calculations in an accelerating frame makes me sick I am afraid ;-) But I guess it would be the same force, since it's not a ficticious one like e.g. the centrifugal force. Hum; ficticious force? Isn't the force that

Re: [Vo]: Re: lifter in a accelerating frame

2007-02-28 Thread Robin van Spaandonk
In reply to Robin van Spaandonk's message of Thu, 01 Mar 2007 08:10:46 +1100: Hi, [snip] region below it. The difference in air pressure is multiplied by the entire area of the craft (Pi x r^2) to calculate the lifting force. By analogy we are adding wings to an aircraft, and pointing the

Re: [Vo]: Re: lifter in a accelerating frame

2007-02-28 Thread Harry Veeder
Stephen A. Lawrence wrote: When you are actually _in_ a rotating frame, such as a car going around a corner, you naturally think about the situation from the POV of that frame, and in that frame, the centrifugal force -- and the Coriolis force -- are both quite real, even though they are

Re: [Vo]: Re: lifter in a accelerating frame

2007-02-28 Thread Michel Jullian
the same result for orbital speed as a function of radius as would be expected. Michel - Original Message - From: Stephen A. Lawrence [EMAIL PROTECTED] To: vortex-l@eskimo.com Sent: Wednesday, February 28, 2007 10:30 PM Subject: Re: [Vo]: Re: lifter in a accelerating frame ... A fictitious

Re: [Vo]: Re: lifter in a accelerating frame

2007-02-28 Thread Stephen A. Lawrence
Harry Veeder wrote: Stephen A. Lawrence wrote: When you are actually _in_ a rotating frame, such as a car going around a corner, you naturally think about the situation from the POV of that frame, and in that frame, the centrifugal force -- and the Coriolis force -- are both quite real, even

Re: [Vo]: Re: lifter in a accelerating frame

2007-02-28 Thread Harry Veeder
Stephen A. Lawrence wrote: Harry Veeder wrote: Stephen A. Lawrence wrote: When you are actually _in_ a rotating frame, such as a car going around a corner, you naturally think about the situation from the POV of that frame, and in that frame, the centrifugal force -- and the Coriolis

Re: [Vo]: Re: lifter in a accelerating frame

2007-02-28 Thread Harry Veeder
Stephen A. Lawrence wrote: Harry Veeder wrote: Stephen A. Lawrence wrote: When you are actually _in_ a rotating frame, such as a car going around a corner, you naturally think about the situation from the POV of that frame, and in that frame, the centrifugal force -- and the Coriolis

Re: [Vo]: Re: lifter in a accelerating frame

2007-02-26 Thread Harry Veeder
Michel Jullian wrote: My turn to give you some homework Harry, could you try the new multiwire-plane design guide I posted earlier today and let me know how usable it is? Say design the mother of all lifters, with the following specs: 100 kg thrust, 1 m gap, 0.9 kV/mm Power

Re: [Vo]: Re: lifter in a accelerating frame

2007-02-26 Thread Michel Jullian
26, 2007 3:29 AM Subject: Re: [Vo]: Re: lifter in a accelerating frame In reply to Michel Jullian's message of Mon, 26 Feb 2007 00:27:04 +0100: Hi Michel, [snip] Doing calculations in an accelerating frame makes me sick I am afraid ;-) But I guess it would be the same force, since it's

Re: [Vo]: Re: lifter in a accelerating frame

2007-02-26 Thread Harry Veeder
Michel Jullian wrote: Doing calculations in an accelerating frame makes me sick I am afraid ;-) But I guess it would be the same force, since it's not a ficticious one like e.g. the centrifugal force. That will do. I didn't mean to make you sick. Harry

Re: [Vo]: Re: lifter in a accelerating frame

2007-02-26 Thread thomas malloy
Harry Veeder wrote: Michel Jullian wrote: Doing calculations in an accelerating frame makes me sick I am afraid ;-) But I guess it would be the same force, since it's not a ficticious one like e.g. the centrifugal force. Hum; ficticious force? Isn't the force that causes water going down

[Vo]: Re: lifter in a accelerating frame

2007-02-25 Thread Michel Jullian
Doing calculations in an accelerating frame makes me sick I am afraid ;-) But I guess it would be the same force, since it's not a ficticious one like e.g. the centrifugal force. My turn to give you some homework Harry, could you try the new multiwire-plane design guide I posted earlier today

Re: [Vo]: Re: lifter in a accelerating frame

2007-02-25 Thread Robin van Spaandonk
In reply to Michel Jullian's message of Mon, 26 Feb 2007 00:27:04 +0100: Hi Michel, [snip] Doing calculations in an accelerating frame makes me sick I am afraid ;-) But I guess it would be the same force, since it's not a ficticious one like e.g. the centrifugal force. My turn to give you some