Math and Arithmetic
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Units of Measure
Clocks and Watches
Sunrise and Sunset Times
This category is for questions about the methods humans go about measuring the passage of time. You can also find questions about converting one unit of time to another.
How many hours are in a year?
The year being defined as 31,556,925.9747 seconds, there are 8765.8127 hours of 3600 seconds each in one year. By multiplication of days , there are 8766 hours in a Julian year of 365.25 days. (Excess hours form leap days). The solar year consists of 365.256366 days, and a siderial day is currently 23 hours 56 min 4.1 sec. But for calendar purposes there are 8760 hours in 365 days, and 8784 in leap years. --- A year is not exactly 365 days - that...
1400 hours in military time is what time in normal time?
1400 is the military and European version of 2:00 p.m.. The military and Europe operate on a 24-hour clock, where noon-onward is expressed as 1200-1300-1400, etc. '1400' is US Marine Corp phrasing, whereas the Army and Air Force would say '1400 hours.' ...