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ER1 electric trainset (Cyrillic: ЭР1) was manufactured by Rīgas Vagonbūves Rūpnīca between 1957 and 1962 for suburban commuting usage within the Soviet Union on lines electrified on 3000 V, DC. See also
The tortoise, with a 10-meter advantage, Zeno argued, would win. Achilles would have to move 10 meters to catch up to the tortoise, but the tortoise would already have moved another five meters by then. Achilles would then have to move 5 meters, where the tortoise would move 2.5 meters, and so on.
The Erie-Builts soon ran into problems with the OP engine that had not been experienced in Navy service. The 38D 8-1/8 engine as configured for the Erie-Builts Brake Mean Effective Pressure of 95.2 psi, as opposed to the 85 psi rating for Navy engines and 77 to 86.7 for the EMD 567 as used in the E7, FT and F3. [2]
As on the ER1, the ER2 car bodies are of a welded all-metal semi-monocoque load-bearing design (the entire car body bears all structural loads). The framework is built up from bent and extruded steel profiles, and consists of ring frames which are covered with corrugated sheet steel 1.5-2.5 mm thick.
1,435 mm (4 ft 8 + 1 ⁄ 2 in) standard gauge The Y1 is a diesel-hydraulic standard gauge railcar (single self-propelling carriage). It is in use in Croatia , Serbia , Kosovo , Sweden and Uruguay .
If there was no such notation, an outside start was assumed. Beginning in the mid-1950s, some transcription discs started employing the "microgroove" groove dimensions used by the 12- and 10-inch 33 + 1 ⁄ 3 rpm vinyl LP records introduced for home use in 1948. This allowed 30 minutes to fit comfortably on each side of a 16-inch disc.
ER1 may refer to: ER1 (hospital) , prototype hospital envisioned for the Washington D.C. area ER1 electric trainset , manufactured by Rīgas Vagonbūves Rūpnīca from 1957 till 1962
Electribe is a group of electronic musical instruments by Korg.From its beginnings with the Electribe R to the ESX-1, this series includes both analogue modeling synthesizers and sampling drum machines that can be programmed the same as a drum machine.