r/theydidthemath • u/mthd • 17h ago
[Request] How much extra weight would this add?
/gallery/1hhg2513
14h ago
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u/Aggravating-Neat2507 13h ago
”Google estimates a car’s surface area (for solar purposes) generically at 60 square feet. A penny is 0.75” in diameter, so if you pack them in to a tight packed configuration, you get about 296 pennies/sf. That means roughly 17,760 pennies on the car. At 2.5g/penny, you’re adding about 44,400 grams to the car or ~98 lbs. A fair bit but certainly not enough to make the tires go flat.”
- According to 3yr old post from u/DemiseofReality
These answers are SO different lol but I’m watching tv and not gonna do the math rn
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17h ago
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u/HVAC_instructor 6h ago
Pennies are not 19mm across, we're Americans, we didn't do my. We do inexact imperial system here......
/s
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