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Assuming a perfect sphere with no terrain irregularity, the distance to the horizon from a high altitude transmitter (i.e., line of sight) can readily be calculated. Let R be the radius of the Earth and h be the altitude of a telecommunication station. The line of sight distance d of this station is given by the Pythagorean theorem;
Calculator is a basic calculator application made by Apple Inc. and bundled with its macOS, iOS, iPadOS, and watchOS operating systems. It has three modes: basic, scientific, and programmer. The basic mode includes a number pad, buttons for adding, subtracting, multiplying, and dividing, as well as memory keys.
View of the ocean with two ships: one in the foreground and one to the left of it on the horizon. Historically, the distance to the visible horizon has long been vital to survival and successful navigation, especially at sea, because it determined an observer's maximum range of vision and thus of communication, with all the obvious consequences for safety and the transmission of information ...
Smartphone detecting an iBeacon transmitter. iBeacon is a protocol developed by Apple and introduced at the Apple Worldwide Developers Conference in 2013. [1] Various vendors have since made iBeacon-compatible hardware transmitters – typically called beacons – a class of Bluetooth Low Energy (BLE) devices that broadcast their identifier to nearby portable electronic devices.
There was one point in time when I was taking about 12 to 13” pills a day, says Williams, who declined to name which specific drug he took, explaining, “some of this medication does have a ...
The iPhone 11 includes a dual-lens 12 MP rear camera array. It has one ƒ/2.4 ultra-wide-angle lens with a 120° field of view and 2× optical zoom out, and one ƒ/1.8 wide-angle lens. The iPhone 11 supports 4K video at up to 60 fps and 1080p slow motion at up to 240 fps. [2]
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Victoria Hughes says she was fired from IHOP after feeding a man who was hungry. She has since been offered her job back.