# Should wave speed be constant?

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## Top best answers to the question «Should wave speed be constant»

The wave speed, v, is how fast the wave travels and is determined by the properties of the medium in which the wave is moving. **If the medium is uniform (does not change) then the wave speed will be constant**. The speed of sound in dry air at 20 C is 344 m/s but this speed can change if the temperature changes.

FAQ

Those who are looking for an answer to the question «Should wave speed be constant?» often ask the following questions:

### 👋 Is wave speed constant?

The speed of a wave is a property of the medium - changing the speed actually requires a change in the medium itself. **If the medium does not change as a wave travels, the wave speed is constant**.

- Is the speed of a wave constant?
- Is wave speed of a string constant?
- Does a tsunami wave have a constant speed?

### 👋 Is wave speed always constant?

The speed of a wave is a property of the medium - changing the speed actually requires a change in the medium itself. **If the medium does not change as a wave travels, the wave speed is constant**.

- Is wave speed constant when frequncy is changing?
- How is the wave speed of a string constant?
- Is frequency is proportional to wavelength wave speed constant?

### 👋 Why is wave speed constant?

The velocity of a wave in a given medium is related to certain properties of the medium. For example, the velocity of mechanical waves in a medium is related to some elastic property and the density of the medium. Which is why the velocity remains constant in a given medium, as long as **these properties do not change**.

- Why is wave speed in a given medium constant?
- Can particles in medium accelerate if wave speed is constant?
- Is the speed of light in an electromagnetic wave constant?

We've handpicked 22 related questions for you, similar to «Should wave speed be constant?» so you can surely find the answer!

Is the speed of electromagnetic waves constant?- The speed of an electromagnetic wave is a constant,
**3.0 x 10⁸ m/s**. The wavelength of a wave is 0.3 meters. What is the frequency? At night, a lamp appears brighter to someone sitting near it than to an observer across the room.

- Regarding what speeds you need for these common activities, your connection will need to meet the following minimum download speeds: 1-5 Mbps for email and web browsing 15-25 Mbps for streaming HD video

Answer Expert Verified

If the frequency of the wave increases and the speed remains constant, **the wavelength of the wave decreases**. The relationship of the frequency of the wave to its wavelength is inversely proportional. This means that if the frequency increases, the wavelength of the wave decreases and vice versa.

- A valid wavefunction in the position representation is one which is continuous. If we are going to have valid wave function which is constant, it has to exist in a space with boundary conditions which allow it to be constant: so it has to exist in a periodic (compact) space.

#### What are the 5 wave constants of light?

- The five
**wave**constants are: wave speed, wavelength, amplitude, density and one variable that**is constant**to the electron. The five classical constants come from four Planck constants and**a constant for**the electron, covered in**a**separate page.

**Speed = Wavelength x Wave Frequency**. In this equation, wavelength is measured in meters and frequency is measured in hertz (Hz), or number of waves per second. Therefore, wave speed is given in meters per second, which is the SI unit for speed.

- In particular, any
**wave function**, for example, that at infinity approaches**a**constant will never satisfy this, because if infinity, you approach**a**constant, then the integral**is**going to be infinite. And it's just**not**going to work out. So the**wave function**cannot approach**a**finite number, a finite constant as x goes to infinity.

If wavelength changes due to a change in the medium through which it travels, that affects only the wavelength, not the frequency. With frequency remaining constant and the wavelength increasing, then **velocity increases**. With frequency remaining constant and wavelength decreasing, velocity decreases.

- The frequency of a wave is constant – it does not change when moving from one medium to another. In the wave equation we often refer to the speed of the wave as c. While c is usually used as the speed of light, in this case it can mean the wave speed.

- Because the wave speed is constant, the distance the pulse moves in a time Δt ( (Figure) ). with amplitude A. The pulse moves as a pattern with a constant shape, with a constant maximum value A. The velocity is constant and the pulse moves a distance Δx = vΔt

- Here k is the wave number, k = 2π/λ, and ω = 2π/T = 2πf is the angular frequency of the wave. φ is called the phase constant. At a fixed time t the displacement y varies as a function of position x as A sin (kx) = A sin [ (2π/λ)x] The phase constant φ is determined by the initial conditions of the motion.

#### How do you make a vertical squiggly line?

- There's already
**a**bunch of answers, but here's an easy way**to**do**a**vertical squiggly line, similar**to**Lawson's answer. Basically, you use background-image and**a**data-uri of a squiggly line to do it. I probably wouldn't use this for anything but it's an interesting thought exercise.

As waves cross boundaries between different media, their speeds change but **their frequencies remain constant**. Electromagnetic waves in free space must be solutions of Maxwell's electromagnetic wave equation.

- A phase constant represents the change in phase per unit length for a standing plane wave. The phase constant of a standing plane wave is denoted with the greek letter β (beta) and demonstrated the relationship between waveform cycles and wavelength.

- Updated April 24, 2017. By Gabriel Dockery. A phase constant represents the
**change in phase per unit length**for a standing plane wave. The phase constant of a standing plane wave is denoted with the greek letter**β (beta)**and demonstrated the relationship between waveform cycles and wavelength.

Light has wave characteristics in various media as well as in a vacuum. When light goes from a vacuum to some medium, like water, its speed and wavelength change, but **its frequency f remains** the same. (We can think of light as a forced oscillation that must have the frequency of the original source.)

- The speed of a tsunami depends on the depth of the water it is traveling through. The deeper the water, the faster the tsunami. In the deep ocean, tsunamis can move as fast as a jet plane, over
**500 mph (800 km/h)**, and can cross entire oceans in less than a day. The distance between waves is the wavelength.

Since they are electromagnetic waves, radio waves travel at **the speed of light**, and one can find their wavelength by the relation ν = c/λ, where c is the speed of light. A 1,000 kHz radio wave has a wavelength of (2.998 × 10^{8} m/s)/(1.000 × 10^{6}/s) = 299.8 m.

#### Can you increase the speed of a wave without changing frequency?

- While higher frequency
**can**mean a faster system, a truer measurement of communication**speed**is bit rate. Therefore, increasing the speed of a system without changing its frequency is possible. What is the formula for**wave speed**?

The speed of a wave **is only altered by alterations in the properties of the medium through which it travels**… The wavelength of a wave does not affect the speed at which the wave travels. Both Wave C and Wave D travel at the same speed.

#### Frequency speed wavelength

- Wave speed is the speed at which a wave travels. Wave speed is related to
**wavelength, frequency, and period by the equation wave speed = frequency x wavelength**. The most commonly used wave speed is the speed of visible light, an electromagnetic wave.

- The two main physical factors that influence the speed of a mechanical wave are
**density and stiffness**.