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On Electric Aircraft



 
 
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  #12  
Old February 11th 20, 06:09 PM posted to rec.aviation.soaring
Bob Kuykendall
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Default On Electric Aircraft

On Tuesday, February 11, 2020 at 5:15:04 AM UTC-8, Tim Newport-Peace wrote:

Not Quite True.
Since a charged battery contains a greater total amount of energy than a
dead battery, the earth's gravity will pull more strongly on it.
But you will have trouble measuring the difference ;¬))


But seriously, no. Energy in and of itself has no mass. A an old-time watch or windup toy has the same mass regardless of whether it is wound or unwound.
 




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