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The commercial usage of hard disk drives (HDD) began in 1957, with the shipment of a production IBM 305 RAMAC system including IBM Model 350 disk storage. [ 4] US Patent 3,503,060 issued March 24, 1970, and arising from the IBM RAMAC program is generally considered to be the fundamental patent for disk drives. [ 5]
Google Drive. Google Drive is a file-hosting service and synchronization service developed by Google. Launched on April 24, 2012, Google Drive allows users to store files in the cloud (on Google servers ), synchronize files across devices, and share files. In addition to a web interface, Google Drive offers apps with offline capabilities for ...
The g-force or gravitational force equivalent is mass-specific force (force per unit mass), expressed in units of standard gravity (symbol g or g0, not to be confused with "g", the symbol for grams ). It is used for sustained accelerations, that cause a perception of weight.
The Mercedes-Benz G-Class, colloquially known as the G-Wagen[ 3] (as an abbreviation of Geländewagen ), is a four-wheel drive luxury SUV manufactured by Magna Steyr (formerly Steyr-Daimler-Puch) in Graz, Styria, Austria and sold by Mercedes-Benz. Originally developed as a military off-roader, later more luxurious models were added to the line.
The Concept GLA 45 AMG concept car was unveiled at the 2013 Los Angeles Auto Show, [11] as a high-performance version of the GLA with an AMG 2.0-litre four-cylinder twin-scroll turbocharged petrol engine rated 360 PS (265 kW; 355 hp) and 450 N⋅m (332 lbf⋅ft), 4Matic all wheel drive, AMG Speedshift DCT 7-speed transmission with paddle shifters, and fitted with various AMG-badged ...
The GD chassis gains nearly 200 kg (441 lb) in weight over the GC chassis. Subaru claims that compared to the previous model, the GD chassis is 148 percent and 82 percent stiffer in torsional and beam rigidity, respectively. This stiffness is primarily due to the addition of a steel "ring" which encircles the cabin at the B-pillar.
Power-to-weight ratio is a measurement of actual performance of any engine or power source. It is also used as a measurement of performance of a vehicle as a whole, with the engine's power output being divided by the weight (or mass) of the vehicle, to give a metric that is independent of the vehicle's size. Power-to-weight is often quoted by ...
The tonne (t) is an SI-compatible unit of mass equal to a megagram ( Mg ), or 10 3 kg. The unit is in common use for masses above about 10 3 kg and is often used with SI prefixes. For example, a gigagram ( Gg) or 10 9 g is 10 3 tonnes, commonly called a kilotonne .