Most hours have 3600 seconds - since an hour has 60 minutes and a minute usually has 60 seconds.
Speed of sound in iron = 5120 metres / sec = 11453 miles / hour
Expressing the energy in watt-hour per tonne kilometer of train is caleed SEC.
60 sec
The unit of frequency is always 'reciprocal time' ... "per second", "per minute", "per hour", etc.,no matter what the speed or wavelength may be.Examples:Speed = 10 meters per second, wavelength = 2 meters.Frequency = (speed) / (wavelength) = (10 meters / sec) / (2 meters) = 5 per second.Speed = 100 yards per hour, wavelength = 1 mileFrequency = (speed/wavelength) = (100 yd/hour) / (1 mile) =(100 yd/hour-mile)x(1 mile/1760 yd) = (100/1760) per hour.Speed = 60 ft/sec, wavelength = 1 inchFrequency = (speed/wavelength) = (60 ft/1 inch-sec) x (12 inch/ft) = 720 per sec.
1 hour/40 secs = 3600 sec/40 sec = 90 of them.
100 sec = 0.02777... hour (rounded) 1 hour = 3,600 seconds
60s * 60m= 3,600s. 3,600 seconds in a hour.
0.0011666666666666666667% how to find out 4,2/(60*60)=answer 60*60 = to find how many sec in a hour 60 min in a hour and 60 sec in a min
about 720. or 1100ft/sec
1 hour = 60 x 60 = 3600 sec 48 hours = 48 x 3600 = 172800 sec
(200 ft/sec) x (1mile / 5280 ft) x (3600 sec / hour) = (200 x 3,600 / 5,280) (ft - mile - sec / sec - ft - hour)= 136.364 miles per hour (rounded)
60 multiplyed by 60 is.... WHAT???
1 hour = 3,600 seconds
No. The value km/hr is a speed. The value km/sec/hour is acceleration (how many km/sec do you gain each hour).
2 hour = 3600 sec 5 min = 300 sec total sec in 2hr&5min= 3900
1 hour = 3600 seconds.