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253

Centuries: 2nd century - 3rd century - 4th century

Decades: 200s 210s 220s 230s 240s - 250s - 260s 270s 280s 290s 300s

Years: 248 249 250 251 252 - 253 - 254 255 256 257 258


Events

Births

Deaths


See also: 253 (book)



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Entropy

... now consider one cycle of our arbitrary heat engine, accompanied by one cycle of each of the N Carnot cycles. At the end of this process, each of ...