What is the speed of sound at 30000 feet?

Speed of Sound at a known temperature and density of air

Altitude		Speed of Sound
Feet (ft)	Meter (m)	mph
30,000	9144	678.1
35,000	10668	660.7
40,000	12192	659.8

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Also to know is, what is the speed of sound at 30000 ft?

589 knots

Also Know, what is the speed of sound in feet? 1,125 ft/s

Similarly, you may ask, what is the speed of sound at 35000 ft?

At 35,000 feet, the cruising altitude of a typical passenger jet, sound travels at about 660 mph (1,062 kmph).

How fast is Mach 1 at sea level?

approximately 761 mph

Related Question Answers

What is the fastest jet?

Lockheed SR-71 Blackbird

What is the highest Mach ever reached?

Guinness World Records recognized NASA's X-43A scramjet with a new world speed record for a jet-powered aircraft - Mach 9.6, or nearly 7,000 mph. The X-43A set the new mark and broke its own world record on its third and final flight on Nov. 16, 2004.

How do I calculate speed?

A: For a body moving at a uniform velocity you can calculate the speed by dividing the distance traveled by the amount of time it took, for example one mile in 1/2 hour would give you 2 miles per hour. If the velocity is non-uniform all you can say is what the average speed is. Same calculation.

How fast is subsonic speed in mph?

Supersonic travel is a rate of travel 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).

Which is faster light or sound?

Light is faster than sound . Because light doesn't need a medium to travel . The speed of sound through air is about 340 meters per second. It's faster through water and its even faster , through steel .

What is a Mach 1?

Mach 1, then, is the speed of sound, around 761 mph at sea level on a standard day. The term is also used as a metaphor for high speeds more generally.

How is Mach measured?

In fluid dynamics, the Mach number (M or Ma) (/m?ːk/; German: [max]) is a dimensionless quantity representing the ratio of flow velocity past a boundary to the local speed of sound. c is the speed of sound in the medium. By definition, at Mach 1, the local flow velocity u is equal to the speed of sound.

How fast is hypersonic?

For aircraft speeds which are much greater than the speed of sound, the aircraft is said to be hypersonic. Typical speeds for hypersonic aircraft are greater than 3000 mph and Mach number M greater than five, M > 5.

How do you calculate sound?

Physics Tutorial - Sound - Decibel Levels

1. Find the ratio of the sound intensity to the threshold intensity.
2. Take the logarithm of the ratio.
3. Multiply the ratio by 10.
4. Divide the decibel level by 10.
5. Use that value as the exponent of the ratio.
6. Use that power of ten to find the intensity in Watts per square meter.

What does the speed of sound depend on?

The speed of sound depends on the elasticity and density of the medium through which it is traveling. In general, sound travels faster in liquids than in gases and faster in solids than in liquids. The greater the elasticity and the lower the density, the faster sound travels in a medium.

What factors affect sound?

Air density affects it. Temperature, pressure, humidity and gas mixture can each affect the density. In liquid: The speed of sound is affected by density and viscosity. These in turn are affected by temperature, pressure, composition and currents (as with wind).

Why is there a sonic boom?

A sonic boom is a loud sound kind of like an explosion. It's caused by shock waves created by any object that travels through the air faster than the speed of sound. Sonic booms create huge amounts of sound energy. When an object moves through the air, it makes pressure waves in front of and behind it.

Is sound a noun?

noun. the sensation produced by stimulation of the organs of hearing by vibrations transmitted through the air or other medium.

How can you travel faster than light?

As an object approaches the speed of light, its mass rises precipitously. If an object tries to travel 186,000 miles per second, its mass becomes infinite, and so does the energy required to move it. For this reason, no normal object can travel as fast or faster than the speed of light.

Who discovered the speed of sound?

Measuring the speed of sound. Once it was recognized that sound is in fact a wave, measurement of the speed of sound became a serious goal. In the 17th century, the French scientist and philosopher Pierre Gassendi made the earliest known attempt at measuring the speed of sound in air.

How fast does sound travel in water?

Sound travels about 1500 meters per second in seawater. That's approximately 15 football fields end-to-end in one second. Sound travels much more slowly in air, at about 340 meters per second, only 3 football fields a second.

What is another term for the speed of sound?

speed of sound - Computer Definition The speed of sound is called "Mach 1." Supersonic refers to speeds from Mach 1 to Mach 5 (1 to 5 times the speed of sound), and hypersonic ranges from Mach 5 to Mach 10 (5x to 10x).

Is Mach 1 faster than Mach 2?

Mach numbers reflect the plane's speed relative to the speed of sound in the medium it's moving through. Mach 1 means it's going the speed of sound in that particular medium. Mach 2 means it's going twice the speed of sound. This is not a technicality.