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20 to 30 minutes 10 to 15 minutes FL220 (22,000 ft; 6,700 m) 10 minutes 5 minutes FL250 (25,000 ft; 7,600 m) 3 to 5 minutes 1.5 to 3.5 minutes FL280 (28,000 ft; 8,550 m) 2.5 to 3 minutes 1.25 to 1.5 minutes FL300 (30,000 ft; 9,150 m) 1 to 2 minutes 30 to 60 seconds FL350 (35,000 ft; 10,650 m) 30 secs to 1 minute 15 to 30 seconds
In the most familiar acuity test, a Snellen chart is placed at a standard distance: 6 metres. At this distance, the symbols on the line representing "normal" acuity subtend an angle of five minutes of arc, and the thickness of the lines and of the spaces between the lines subtends one minute of arc. This line, designated 6/6 (or 20/20), is the ...
High availability ( HA) is a characteristic of a system that aims to ensure an agreed level of operational performance, usually uptime, for a higher than normal period. [ 1] Modernization has resulted in an increased reliance on these systems. For example, hospitals and data centers require high availability of their systems to perform routine ...
A burndown chart or burn down chart is a graphical representation of work left to do versus time. [ 1] The outstanding work (or backlog) is often on the vertical axis, with time along the horizontal. A burn down chart is a run chart of remaining work. It is useful for predicting when all of the work will be completed.
A chart pattern or price pattern is a pattern within a chart when prices are graphed. In stock and commodity markets trading, chart pattern studies play a large role during technical analysis. When data is plotted there is usually a pattern which naturally occurs and repeats over a period. Chart patterns are used as either reversal or ...
A time–distance diagram is a chart with two axes: one for time, the other for location. The units on either axis depend on the type of project: time can be expressed in minutes (for overnight construction of railroad modification projects such as the installation of switches) or years (for large construction projects); the location can be (kilo)meters, or other distinct units (such as ...
Each time zone is defined by a standard offset from Coordinated Universal Time (UTC). The offsets range from UTC−12:00 to UTC+14:00, and are usually a whole number of hours, but a few zones are offset by an additional 30 or 45 minutes, such as in India and Nepal.
As you wait for prescription drug costs to come down from the clouds, here's how you can save money on the medications you need. 1. Use a coupon program. If you don't have insurance, a ...