5. According to the Oxford English Dictionary, the term kilometer first came into use in 1810. The distance is 270 miles… Popular Unit … To calculate how fast 120.1 kmh is in mph, you need to know the kmh to mph formula. So finally 270 kn = 310.71045096636 mph. 1 x 0.026822346355307 km/m = 0.026822346355307 Kilometers Per Minute. Conversion Kilometer per hour to Mile per hour (kmph to mph). Metric Horsepower, hp(M)—75 kgf-m per second, approximately 735.499 watts Boiler Horsepower, hp(S)—34.5 pounds of water evaporated per hour at 212 degrees Fahrenheit, approximately 9,809.5 watts. Something traveling at one kilometer per hour is traveling about 0.278 meters per second, or about 0.621 miles per hour. Kilometer per Liter Fuel Efficiency Calculator, Liter to Km Fuel Efficiency Conversion Fuel Efficiency: Note: Fractional results are rounded to the nearest 1/64. ), but "km/h" is the SI unit Use this velocity converter to convert instantly between centimeters per second, feet per hour, kilometers per hour, knots, meters per second, miles per hour … Free online Speed conversion. For example, here's how to convert 5 kilometers per hour to miles per hour using the formula above. For example, to convert from miles per hour to kilometers per hour you would multiply by 0.44704 then divide by 0.2777778. 270 feet in 10.8 minutes equals 0.284 miles per hour. Question 246525: a car travels in 270 miles in 4.5 hour. Definition: The unit miles per hour (symbol: mph) is a measurement of speed in the imperial and United States customary systems. Kilowatt hour per kilometer is a metric unit of electric car energy economy. This is a measurement of speed typically used in non-metric countries for transport such as the USA. Note: For a pure decimal result please select 'decimal' from the options above the result. Why are all the examples using km for speed and miles for distance that’s just confusing it I’m traveling in miles I’m driving in mph and vice versa. There are 2,236.9362920544 mph in km/s. Or, multiply by 0.44704/0.27777778 = 1.6093439. If you spot an error on this site, we would be grateful if you could report it to us by using the contact link at the top of this page and we will endeavour to correct it as soon as possible. A mile per hour is a unit of speed commonly used in the United States. Did you mean 260 kwh/100 mi? On long road trips, knowing how many miles you are averaging per hour can give you an idea of how long it will take to get to your destination.It is also a good indicator if you are taking too many breaks or if traffic has caused delays in your journey. Miles per hour to Kilometers per hour table. Miles Per Hour Definition. ... 1 mile = 1.609 km 270 miles = 270 x 1.609 km. This site is owned and maintained by Wight Hat Ltd. ©2003-2020. The knot (/ n ɒ t /) is a unit of speed equal to one nautical mile per hour, exactly 1.852 km/h (approximately 1.150 78 mph or 0.514 m/s). The spot, whose main cloud layer is likely ammonia , appears to be … Road speed limits are given in miles per hour which is abbreviated as mph or mi/h. Road speed limits are given in kilometers per hour which is abbreviated as kph or km/h. Solve the above proportion to obtain the velocity V in miles per hour: V (mph) = 270 kt × 1.1507794480225 mph. What is 270 kilometers per hour in miles per hour? Kilometer/hour. You can easily calculate average speed having time and distance (given in different units of lenght e.g. Next, use the rate formula to find What is miles per hour (mph)? History/origin: The unit of kilometers per hour is based on the meter, which was formally defined in 1799. The kilometre per hour (American English: kilometer per hour) is a unit of speed, expressing the number of kilometres travelled in one hour. 1 mi/h = 0.026822346355307 km/m. Round the answer to 2 decimal places. what is the average speed? For a more accurate answer please select 'decimal' from the options above the result. Miles per hour is a unit of speed, expressing the number of international miles covered per hour. h-1. G-UNIT (G) TO MILE/HOUR SECOND (g TO mph/s) FORMULA To convert between G-unit (G) and Mile/hour Second you have to do the following: First divide 9.80665 / 0.44704 = 21.93685129 Testimonials I've been testing Converterin A kilometer … So for 270 we have: (270 × 57875) ÷ 50292 = 15626250 ÷ 50292 = 310.71045096636 Miles per Hour. The unit symbol is km/h or km. Definition: The unit kilometers per hour (symbol: km/h) is a unit of speed expressing the number of kilometers traveled in one hour. 270 feet in 10.8 minutes equals 0.284 miles per hour. 270 km/h to mph conversion. That would be 2,600 wh/mi. Like a hurricane on Earth, the center is relatively calm, but farther out, the winds scream at 430 to 680 kilometers per hour (270 to 425 miles per hour). The plane encounters a wine blowing with a Velocity of 60 miles per hour units... A quick and easy way to convert 5 kilometers per hour is unit! Solve the above proportion to obtain the Velocity V in miles per hour to feet per second hour is... Kmph., etc. km/h to mph formula tell you how many kmh are in 270 mph,... Kmh are in 270 mph for transport such as the USA into use in 1810 typically in. 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