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New tablets

21.02.2011

In 2010, the tablet market has experienced major changes due to the release of the iPad, and, quite naturally, its major players are preparing to win back the leadership in this segment from Apple. They all go to the "war" as one, armed with the Google Android operating system, and only in rare cases can you find models on Windows 7.

The hardware characteristics of such devices are as follows: touch displays with a diagonal of 5,7 or 10 inches, NVIDIA Tegra 2 chips, Qualcomm Snapdragon, and Intel Atom. Ha CES 2011 Google announced the imminent release of Android 3.0, which was developed specifically for tablets, but in action it never showed.

Most manufacturers have not yet seen this platform and will release devices under Android 2.3 for now. Despite expectations, Microsoft did not introduce a tablet operating system at CES, continuing to recommend Windows 7 for this purpose.

According to Steve Balmer (Steve Balmer), the next version of Windows will support the ARM architecture, and this implies its installation on tablets based on Tegra 2 or Snapdragon.

<< Back: New laptops 24.02.2011

>> Forward: New LED TVs 20.02.2011

Latest news of science and technology, new electronics:

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Random news from the Archive

The range of an electric car depends on the temperature outside 27.03.2014

One of the challenges that owners of all-electric vehicles face is the need for long-term recharging of batteries. But, as a study by the American Automobile Association (AAA) shows, there is another very serious problem: a sharp reduction in range at high or low outside temperatures.

Three electric vehicles were used in the experiment, which were tested at low, medium and high temperatures. The tests were carried out on a special stand in a thermal chamber, which simulated movement in an urban environment with the need for stops and starts. Before testing, the battery packs were charged to 100%, and the test was considered to be completed when the power sources were completely discharged.

At a temperature of 24 degrees Celsius, the average mileage of electric cars was 170 km. However, when the ambient temperature drops to minus 6-7 degrees Celsius, the indicator drops by as much as 57% - up to 69 km. It is clear that in the harsh Russian winter the result will be even less.

An increase in temperature also negatively affects the range on a single charge. At 35 degrees Celsius, it was 110 km, which is 33% less than driving in normal conditions.

Of course, manufacturers of electric vehicles use various systems to maintain the optimum temperature in the area of ​​​​the battery pack. So, for example, does BMW. But this leads to increased energy consumption and a reduction in driving range.

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