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When a train is braking, the low adhesion manifests as wheel slip where the wheelset is rotating at a lower velocity (speed) than the forward speed of the train. The most extreme example of this is where the wheel stops rotating altogether (wheel slide) while the train is still moving and can result in a “ wheel flat ” caused by the softer ...
The first step in use of a patent slip or marine railway system involves a "cradle" being lowered to the bottom of the inclined plane (the slip/slipway), at which point the vessel is moved into position directly above the cradle. The vessel is then moored to the cradle with a number of ropes fore and aft to prevent the vessel from moving in any ...
Wheelchair ramp, Hotel Montescot, Chartres, France Demonstration inclined plane used in education, Museo Galileo, Florence.. An inclined plane, also known as a ramp, is a flat supporting surface tilted at an angle from the vertical direction, with one end higher than the other, used as an aid for raising or lowering a load.
The 2014 World Cup in Brazil has begun. Check HuffPost's World Cup dashboard throughout the tournament for standings, schedules, and detailed summaries of each match.
Editor's note: Follow NFL coach firings and moves live updates for the latest Black Monday news. While some NFL franchises are playoff-bound, others are bound to the hiring process. Unfortunately ...
The tread depth of a step is measured from the edge of the nosing to the vertical riser; if the steps have no nosing, it is the same as the going; otherwise it is the going plus the extent of one nosing. The going of a step is measured from the edge of the nosing to the edge of nosing in plan view. A person using the stairs would move this ...
From March 2009 to December 2012, if you bought shares in companies when John J. Donahoe joined the board, and sold them when he left, you would have a 35.3 percent return on your investment, compared to a 79.5 percent return from the S&P 500.
By Toby Sterling. MUNICH (Reuters) -The CEOs of Europe's three biggest computer chip makers on Monday said that demands by the U.S., Chinese and European governments that each region have its own ...