Feathers, Gold, and also Word Play, or is it?
The old riddle goes: what weighs much more a lb of feathers or a lb of gold? part say gold because it is heavier. Others say they are both a lb so they sweet the same. Both space wrong. How can this be? Tradition. Gold is not weighed in the plain weights. Gold is sweet in the trojan measurement system. One oz of gold is not the very same as the simple ounce (really called avoirdupois ounce).
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The best way to know this is to transform them both come a uniform system. A gram or gramme is a typical metric unit that mass. One avoirdupois ounce converts to 28.34 grams approximately. The trojan ounce is 31.1 approximately. Girlfriend say, “Aha! Gold sweet more, so a pound of yellow weighs more than a pound of feathers.” regrettably there is one an ext piece that the puzzle. We all recognize 16 ounces same a pound. True in the avoirdupois system, yet not in the troy. In the Troy system only 12 ounces equal a pound. Therefore a lb of feathers weighs 453.59 grams approximately and also a pound of yellow weighs 373.24 approximately. Therefore a pound of feathers weighs an ext then a pound of gold.
Some to speak gold due to the fact that it is heavier. Others say they are both a lb so they weigh the same. Both room wrong.
There is an ext trivia about gold weights. The troy mechanism historically was offered for measuring the weight of drugs, valuable metals and also gemstones. The name comes from the French city the Troyes. The noble steels (gold, silver and also platinum) all usage the troy system. A trojan ounce is 20 pennyweights. The pennyweight was the weight of a silver- penny in medieval England. Once pennies were presented in England in the 8th century, their initial weight is thought to have actually been 24 grains. This was slowly reduced, in at least thirteen stages till it got to 7.27 seed by 1816. 24 seed = 1 pennyweight and also 20 pennyweights = 1 oz troy.
Even much more trivia if you’d prefer to check out on. “Grain is an ancient unit which was originally based upon the weight of a serial of wheat. The grain is the smallest unit of weight in the avoirdupois, troy, and apothecaries systems. Surprisingly it is the same in all 3 systems.” 4 grains = 1 carat; 24 grains =1 pennyweight; 480 seed = 1 trojan ounce; 15.432 grains = 1 gram.
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“Although we have actually stated over that the grain weighed the same in all three of the over systems, there were at the very least two various grains. The troy system used the supposed weight that the barley grain, whereas the wheat serial was likewise used together a conventional of weight. Over there were 3 barley seed to four wheat grains.”
That is sufficient trivia because that now. If you wanted to upgrade the old riddle, you can say: what weighs more, a kilo of feather or a kilo the gold?
FJU Category: jewelry Metals
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