Wave is a transfer of energy from one place to another. We can understand it by a simple example. If we throw a small piece of stone on the surface of the calm water then the water makes curling circle and goes outward. This movement of water we know as wa-ve . Some transfer of energy needs medium like sound Wa-ve, seismic (earth quack ) Wa.ve. Some transfer of energies need no medium. As we see in case of light, radio wa-ve, electro magnetic Wave. We measure it by Wave length and frequency.
Wave length is inversely proposal to frequency. Therefore when frequency increases wa-ve length decreases. similarly when frequency decreases wa.ve length increases. https://techterms.com/definition/wavelength
Frequency and Wave length
Frequency is the separation between two different nearby focuses in a wa-ve. It is estimated between two recognizable focuses, for example, two contiguous peaks or troughs in a waveform. While frequencies can be determined for some kinds of waves, they are most precisely estimated in sinusoidal waves. It has a smooth and forms wave ring.
Frequency is conversely relative to recurrence. That implies if two waves are going at a similar speed, the wave with a higher recurrence will have a shorter frequency. In like manner, on the off chance that one wa.ve has a more drawn out frequency than another W, it will likewise have a lower recurrence if the two waves are going at a similar speed. The accompanying recipe utilizes to decide frequency:
. It estimates between two recognizable focuses, for example, two contiguous peaks or troughs in a wave form. While frequencies determines for some kinds of waves, they are most estimates in sinusoidal waves. It has a smooth and forms W ring.
Uses of waves in practical life.
As we transfer of energy from one place to another place is W. The energy also converts one form to other. For example, telephone. The sound energy converts int electric energy after reaching destination it again changes into sound energy . We talk in telephones in the way. Ultra sound in medical is another example . Sound waves sends to the effected part of the body. After reflection it convert into electrical energy that forms picture on the monitor.
Radio and tele vision utilizes the sound waves. A low frequency with low wavelength send to far away through air or space at reaching point it becomes high frequency and wave length converts sound pictures. there are some other uses like X-ray, microwave etc. we see the rainbow in the sky. we see in that seven colors. The same light changes in wave length makes seven colors.
LED light is the latest example of it. In a vacuum when current electricity passes makes light.
We know a wave kept to a given space in a medium and still produce an ordinary wave.It is promptly recognizable in the midst of the movement of the medium. For example, if a rope is held start to finish and vibrated at the perfect recurrence, a wave example would be delivered that expect the state of a sine wave and supposedly changes after some time. The wave design is possibly created when one finish of the rope is vibrated at the perfect recurrence. At the point when the best possible recurrence utilizes.
The impedance of the occurrence wave and the reflected wave happen in such a way, that there are explicit focuses along the medium that give off an impression of being stopping. Since the watched W design is portrayed by focuses that seem, by all accounts, to be stopping, the example is we know as a standing W design. There are different focuses along the medium whose uprooting changes after some time, however in a normal way. These focuses vibrate to and fro from a positive uprooting to a negative removal; the vibrations happen at normal time. It is an extent that the movement of the medium is standard and rehashing. An example is promptly recognizable.In This way we find the standing waves.
Anatomy of wave.
We as a whole realize waves break, however do you know how? At the point when wa.ves travel through profound water without obstructions, they head to the shore with an enormous power. When they arrive at shallow water, they delayed down and their peak begins to develop. Likewise with icy masses, the peak we see proceeding onward the outside of the water is just a little piece of It, which really stretches out right down to the sea floor. At the point when a wave hits a hindrance, the lower some portion of the it eases back down, while the upper part keeps on moving, overflowing. Presently, it is the manner in which the wave overflows that surfers are keen on.