What is speed of sound in miles?

At 20 °C (68 °F), the speed of sound in air is about 343 metres per second (1,235 km/h; 1,125 ft/s; 767 mph; 667 kn), or a kilometre in 2.9 s or a mile in 4.7 s.

Does sound move a mile a second?

In air at a temperature of 70° F (22.2° C), sound travels at a speed of about 1,129 feet (344 meters) per second, which is roughly equivalent to one-fifth of a mile in one second, or one mile in five seconds (or one kilometer in about three seconds).

How many miles per hour is Mach?

1 Mach (M) = 761.2 miles per hour (mph).

How fast does it take sound to travel 2 miles?

As you can see, the speed of sound changes depending on the temperature and the humidity; but if you want a round number, then something like 350 meters per second and 1,200 feet per second are reasonable numbers to use. So sound travels 1 kilometer in roughly 3 seconds and 1 mile in roughly 5 seconds.

What Mach speed is the speed of sound?

For objects traveling in dry air of a temperature of 20 °C (68 °F) at sea level, this speed is approximately 343.2 m/s (1,126 ft/s; 768 mph; 667.1 kn; 1,236 km/h). Speeds greater than five times the speed of sound (Mach 5) are often referred to as hypersonic.

How can you measure the speed of sound?

SPEED=DISTANCE/TIME. To work out the speed of the sound in metres per second, divide the distance in metres by the average time in seconds. For example 170 metres divided by 0.50 seconds = 340 m/s.

Can lightning strike a house?

Stay indoors and avoid travel if possible. This is because lightning can travel through a building’s plumbing and metal pipes.

How fast is a lightning?

1. The speed of lightning. While the flashes we see as a result of a lightning strike travel at the speed of light (670,000,000 mph) an actual lightning strike travels at a comparatively gentle 270,000 mph.

Is Mach speed of sound?

Supersonic speed is the speed of an object that exceeds the speed of sound (Mach 1). For objects traveling in dry air of a temperature of 20 °C (68 °F) at sea level, this speed is approximately 343.2 m/s (1,126 ft/s; 768 mph; 667.1 kn; 1,236 km/h)….External links.

What is the speed of sound at 80000 ft?

A Mach number is just a multiple of the speed of sound, which can vary. Mach 2, or twice the speed of sound, is over 1500 miles an hour at Earth’s surface, but it’s only around 1300 in the cold air at 80,000 feet.

How long does it take sound to travel 6 miles?

The speed of sound changes depending on temperature and humidity but one can estimate that sound travels 1 mile in roughly 5 seconds.

How far can noise travel?

Sound can travel in air at approximately 332 metres per second. This is fast but not nearly as fast as light which travels at 300 000 kilometres per second.

How many miles does the speed of sound travel in one second?

­As you can see, the speed of sound changes depending on the temperature and the humidity; but if you want a round number, then something like 350 meters per second and 1,200 feet per second are reasonable numbers to use. So sound travels 1 kilometer in roughly 3 seconds and 1 mile in roughly 5 seconds.

What is the formula for speed of sound?

The speed of sound formula is given by. c = √γ×Pρ. = √1.4×2 / 0.034k. Therefore, speed of sound = 286.97 m/s. Example 2. Calculate the pressure if sound travels through a medium that has a density 0.05 kPa and speed of sound is 400 ms-1.

What is approximate speed of sound?

The speed of sound in air is approximately 344 meters/second, 1130 feet/sec. or 770 miles per hour at room temperature of 20oC (70oF). This speed is primarily a function of temperature.

What is the speed of sound in miles per hour?

Sound travels through water at a speed of around 3316 miles per hour or 1.482 kilometers per second. That is about 4.3 times faster than sound travels through air. The speed changes slightly depending on the salinity of the water. Despite the speed of sound being higher in water it is easier for humans to hear sounds through air.