What is 45 miles per hour in meters per second?

To convert miles per hour to meters per second, use the conversion factor 1 mile per hour = 0.44704 meters per second. Multiply 45 miles per hour by 0.44704:
45 × 0.44704 = 20.1168 meters per second.
Rounding to two decimal places, the answer is approximately 20.12 meters per second. This conversion is commonly used in physics, meteorology, and automotive industries. Speed limits in the U.S. are given in miles per hour, while scientific and international speed measurements often use meters per second. Accurate conversions help in vehicle speed analysis, sports performance measurement, and weather predictions, ensuring consistency in scientific and engineering applications.