Hertz is a measure of frequency with dimensions [T^-1] whereas kilometres is a measure of speed or velocity with dimensions [LT^-1]. The two measure different things and, according to basic principles of dimensional analysis, conversion from one to the other is not valid.
Conversion: miles per hour x 0.00044704 = km/sec
Conversion: km per hour x 16.67 = meters per minute
the number of hertz = count per second
1 kilometer per hour = 0.621371192 mph
no.
Conversion: miles per hour x 0.00044704 = km/sec
0.03 cm per second equates to about 0.00108 km per hour.
Conversion: km per hour x 16.67 = meters per minute
One kilometer per hour = 0.621371 miles per hour so: Kph x 0.621371=Mph
the number of hertz = count per second
The conversion factor is 0.911. So, feet per second x 0.911 = km per hour.
1 kilometer per hour = 0.621371192 mph
80 mph = 128.75 km/h
no.
The conversion factor is 3.6. So, meters per second x 3.6 = kph.
0.2 m/s (1 kilometer/1000 meters)(3600 seconds/1 hr) = 0.72 kilometer per hour ---------------------------------
100 miles per hour = 100*1.609344 kilometres per hour = 160.9344 kilometres per hour = 160.9344/3600 kilometres per second = 0.0447 km per sec (approx).