30 degrees
Hour.
Twice if the clock is a 12 hour clock. Once if it is a 24 hour variant.
A 24 hour clock is better when you are running around the clock operations. Military, Police and Fire Stations use it to avoid any confusion when talking time. Factories that run around the clock, shipping companies, and airlines use it. Answer The Aviation and Space industries use the 24 hour clock as well. It reduces confusion, especially when written or oral communications are critical
12 hour clock but could say the time in a 24 hour clock Analogue describes construction, not hours. It can be either.
It travels once around the clock per hour. (It rotates 360 degrees.)
30 degrees
On a clock the hour hand makes two full rotations. Which means it goes around the clock two times.
Hour.
Twice if the clock is a 12 hour clock. Once if it is a 24 hour variant.
A 24 hour clock is better when you are running around the clock operations. Military, Police and Fire Stations use it to avoid any confusion when talking time. Factories that run around the clock, shipping companies, and airlines use it. Answer The Aviation and Space industries use the 24 hour clock as well. It reduces confusion, especially when written or oral communications are critical
The difference between 12 hour clock and a 24 hour clock is that when you say 1:00am for a 12 hour clock you would say 0100 hours
12 hour clock but could say the time in a 24 hour clock Analogue describes construction, not hours. It can be either.
The purpose of the hour hand on the clock is to tell which hour it is. *
Once
12 hours
60 minutes