speed of light (c) mach (speed of sound) (Ma) Destination unit metric units meters per second (mps) kilometers per second (kps) kilometers per hour (kph) meters per minute (m/min) imperial units miles per second (mps) miles per hour (mph) foot per second (fps) foot per minute (...
kps mach (speed of sound) 2.9411764705882 Ma Conversion base : 1 kps = 2.9411764705882 Ma Conversion base : 1 Ma = 0.34 kps Switch units Starting unit metric units meters per second (mps) kilometers per second (kps) kilometers per hour (kph) meters per minute (m/min) imperial unit...
The speed in kilometers per hour is equal to the speed in speed of sound multiplied by 1,234.8. For example,here's how to convert 5 speed of sound to kilometers per hour using the formula above. kilometers per hour = (5 sound × 1,234.8) = 6,174 km/h ...
I need help with these problems. 1. Speed of Sound in Air. Two seconds after firing a rifle at a target, the shooter hears the impact of the bullet. Sound...
In the article below, you can find a lot of valuable information, like what the average speed formula is. We will also give you a few curious speed facts (e.g., the speed of sound formula). Check this speed distance calculator and finally find an answer to the question how fast am ...
Sound has a speed of Mach 1 and anything Mach 5 or above is considered hypersonic. While the speed of sound changes depending on temperature and altitude, Mach 5 is about 3,800 miles (6,116 km) per hour. The X-43A was the first aircraft to reach hypersonic speeds using an air-breathi...
all over again, at a speed of, float off, in the form of, in some ways1. The iceberg (冰山) broke and pieces of ice into the open sea. 2. The trains from Nanjing to Hangzhou run over 300 kph. 3. Sound travels sound waves (声波). ...
在日常用语中，这两个词没有区别，可以通用。而在物理学里，velocity 是一个矢量(vector quantity)表示起点与终点间直线距离的长度除以所用时间所得的量，并注明方向：而 speed 是一个数量(scalar quantity)，是指起点到终点所走过的所有路程除以所用时间所得的量，且不标明方向。
= Speed of sound in air (331 [m/s]) g = acceleration due to gravity (9.8 [m/s^2]) ADuct = Cross sectional area of the Propulsion Duct [m^2] V = Volume of the Propulsion Duct [m^3] vV = Vehicle velocity [m/s] vMax = Maximum Vehicle velocity [kph] vAVG = Average Vehicle...
a speed of 50 mph/80 kph每小时50英里 / 80公里的速度at high/low/full/top speed 以高 / 低 / 全 / 最高速 at breakneck speed (= fast in a way that is dangerous) 以不要命的速度travelling at the speed of light/sound 以光速 / 音速行进（发生或进行的）速度；进度the rate at...