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Waves Vibrations and Oscillations

From pendulums, to sound, to Schrödinger's equation, waves and vibrational motion are of fundamental importance to all of the disciplines of physics. Please direct all questions concerning the causes, mechanics, applications, and significance of oscillatory behavior into this category.

5,382 Questions

Which waves come first P-waves L-waves or S-waves?

P-waves typically arrive first during an earthquake, followed by S-waves, and then L-waves. P-waves are compressional waves that travel fastest through the earth's interior, followed by S-waves which are shear waves. L-waves are surface waves that travel along the earth's crust.

What is the relationship between frequency and wavelength for electromagnetic waves?

The relationship between frequency and wavelength for electromagnetic waves is inverse: as frequency increases, wavelength decreases, and vice versa. This relationship is described by the equation λ = c/f, where λ is the wavelength, c is the speed of light, and f is the frequency of the wave.

How waves are similar?

Things that different waves have in common:* There is some disturbance, and that disturbance is propagated (as a wave) through some medium.

* Waves have a speed, a wavelength, and a frequency.

* These are related by the equation: speed = wavelength x frequency.

* Waves transfer energy.

What is the wavelength of a wave that has a speed of 30 ms and a frequency of 6.0 Hz?

The wavelength of a wave can be calculated using the formula λ = v/f, where λ is the wavelength, v is the speed of the wave, and f is the frequency. Plugging in the values given, we have λ = 30 m/s / 6 Hz = 5 meters. Therefore, the wavelength of the wave is 5 meters.

The speed of a transverse wave in a string is 12 meters per second. If the frequency of the source producing the wave is 3 hertz what is its wavelength?

The formula to calculate the wavelength of a wave is: wavelength = speed / frequency. Therefore, the wavelength in this case is 4 meters (12 m/s / 3 Hz = 4 m).

Are alternating currents in simple harmonic motion?

Yes, alternating currents are a type of simple harmonic motion where the current oscillates back and forth periodically. This motion is characterized by a sinusoidal waveform and can be described using equations similar to those used for simple harmonic motion.

How do you calculate the amplitude of oscillation?

The amplitude of oscillation can be calculated by finding the maximum displacement from the equilibrium position of the oscillating object. It is half of the total range of motion or the difference between the peak and the trough of the oscillation. Mathematically, it is often represented as the absolute value of the maximum displacement.

Energy transferred by waves or rays?

Energy is transferred by waves or rays through the movement of particles or electromagnetic fields. As the waves or rays propagate, they transfer energy from one place to another through a disturbance in the medium they are traveling through, such as air, water, or a vacuum. This can result in heating, electrical excitation, or other forms of energy transfer depending on the nature of the wave or ray.

Does all matter vibrate?

According to string theory, yes, yet everything vibrates so slowly and calmly; you can't see or feel it. It is said that if something stops vibrating, it will dissappear to a different dimension. Science IS cool!

What is the wavelength of a light of frequency 7.21 and Atilde and 151 1014 Hz?

The wavelength of light can be calculated using the formula: wavelength = speed of light / frequency. Given that the speed of light is approximately 3.00 x 10^8 m/s and the frequency is 7.21 x 10^14 Hz, the wavelength of the light is approximately 4.17 x 10^-7 meters.

What is the wavelength of a wave with a speed of 345 ms and a frequency of 600 Hz?

Please use the relationship:
Speed = frequency x wavelengthIn this case, you need to divide the speed by the frequency.

What is the speed of a wave with a frequency of 7 Hz and a wavelength of 14 m?

The speed of a wave can be calculated using the formula: Speed = frequency x wavelength. Plugging in the values, we get: Speed = 7 Hz x 14 m = 98 m/s. So, the speed of the wave is 98 meters per second.

Is the amount of energy in a sound wave is called amplitude?

No; depending on how you look at it, the amplitude is how much particles move back and forth, OR how much the pressure changes, as a sound wave goes through. Other things being equal, more amplitude means more energy, but amplitude is not the only factor. Also, and once again if other things are equal, energy is proportional to the SQUARE of the amplitude.

The distance from one compression to the next compression is the amplitude of a longitudinal wave?

The amplitude of a compressional wave, like a sound wave, is determined by the concentration of molecules in each compression. The higher the amplitude, or energy that a wave carries, the more compact the molecules are in a compression. The lower the amplitude, the more spread out those particles are. the amplitude of a compressional wave,like a sound wave,is determined by the contretration of waves in a compression

What is the frequency of a wave moving at 24ms with a wavelength of 3m?

The frequency of a wave can be calculated using the formula: frequency = wave speed / wavelength. Plugging in the values given, we get: frequency = 24 m/s / 3 m = 8 Hz.

Are sound waves transverse waves while light waves are longitudinal waves or are all sound waves and light waves longitudinal waves?

Sound waves are longitudinal waves, where the particles of the medium vibrate parallel to the direction of the wave. Light waves, on the other hand, are transverse waves, where the oscillation is perpendicular to the direction of wave travel.

How do waves in the electromagnetic spectrum differ?

Waves in the electromagnetic spectrum differ in their wavelength and frequency. From longest to shortest wavelength, the spectrum includes radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays. Each type of wave has unique properties and interacting with matter in different ways.

What is the frequency of a sound wave with a wavelength of 0.1 meters?

The frequency of a sound wave with a wavelength of 0.1 meters can be calculated using the formula: frequency = speed of sound / wavelength. Assuming the speed of sound is 343 m/s (at room temperature), the frequency would be 3430 Hz.

What is the speed of a wave with a wavelength of 0.010 m and frequency of 60 Hz?

The speed of a wave is given by the formula v = λf, where v is the wave speed, λ is the wavelength, and f is the frequency. Plugging in the values, we get v = 0.010 m * 60 Hz = 0.6 m/s. Therefore, the speed of the wave is 0.6 m/s.

Unlike mechanical waves electromagnetic waves can travel through .?

Electromagnetic waves can travel through a vacuum, such as outer space, because they do not require a medium to propagate. This is because electromagnetic waves are oscillations of electric and magnetic fields, which do not need a material medium to transfer energy.

A pendulum has a length L and time period T for completing one oscillation.?

The time period T of a pendulum is given by T = 2π√(L/g), where g is the acceleration due to gravity. It is the time taken for the pendulum to complete one full oscillation. The length of the pendulum, L, affects the time period - longer pendulums have longer time periods.

If you are moving toward the source of a sound wave and then pass the source and continue moving away the will change.?

As you move toward the source of a sound wave, the frequency of the sound will appear to increase due to the Doppler effect. Once you pass the source and move away from it, the frequency of the sound will appear to decrease. The change in frequency is a result of the relative motion between you and the sound source.