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309

Centuries: 3rd century - 4th century - 5th century

Decades: 250s 260s 270s 280s 290s - 300s - 310s 320s 330s 340s 350s

Years: 304 305 306 307 308 - 309 - 310 311 312 313 314


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Mechanical advantage

... the type. A pulley with one rope (single fixed pulley) has an MA = 1. A pulley with two ropes (single moveable pulley) has a MA = 2. A pulley with 6 ropes (block and ...