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When compressed, the crystal produces a small electrical current, so when placed under the bridge saddle, the vibrations of the strings through the saddle, and of the body of the instrument, are converted to a weak electrical signal.
Some Related Sentences
When and compressed
When building an adobe structure, the ground should be compressed because the weight of adobe bricks is significantly greater than a frame house, and may cause cracking in the wall.
When compressed at room temperature to 7 GPa, α-berkelium transforms to the beta modification, which has a face-centered cubic ( fcc ) symmetry and space group Fmm.
When audio files are to be processed, either by further compression or for editing, it is desirable to work from an unchanged original ( uncompressed or losslessly compressed ).
When the uncompressed data rate is known, the compression ratio can be inferred from the compressed data rate.
When a user acquires a lossily compressed file, ( for example, to reduce download time ) the retrieved file can be quite different from the original at the bit level while being indistinguishable to the human ear or eye for most practical purposes.
When deciding to use lossy conversion without keeping the original, one should remember that format conversion may be needed in the future to achieve compatibility with software or devices ( format shifting ), or to avoid paying patent royalties for decoding or distribution of compressed files.
When an SVG image has been compressed with the industry standard gzip algorithm, it is referred to as an " SVGZ " image and uses the corresponding filename extension.
When the throttle is closed, compressed air will flow to the throttle valve without an exit ( i. e., the air has nowhere to go ).
When the working fluid is a gas that is compressed and expanded but doesn't change phase, the refrigeration cycle is called a gas cycle.
When air at ground level is heated, it begins to rise, moving up past steep high mountain ranges, which then cools slightly, sinking back down towards the valley more compressed.
When the median nerve is compressed, as in CTS, it will conduct more slowly than normal and more slowly than other nerves.
When the suspension in a car is fully compressed, it reaches the bump stops, small blocks of rubber that catch the suspension arms at the end of their range of movement.
When both springs are compressed on one side when travelling around a bend, or front and rear wheels hit bumps simultaneously, the equal and opposite forces applied to the front and rear spring assemblies reduce the interconnection significantly, or even completely.
When starting the engine, compressed air is admitted to whichever cylinder has a piston just over top dead center, forcing it downward.
When the fetus pushes on the cervix, the cord is compressed and blocks blood and oxygen flow to the fetus.
When an open-circuit scuba diver inhales, a quantity of highly compressed gas from his cylinder is reduced in pressure by a regulator, and enters the lungs at a much higher volume than it occupied in the cylinder.
When a parcel of gas is displaced from its rightmost position to its leftmost position, the parcel is adiabatic compressed and thus the temperature increases.
When a spring is compressed or stretched, the force it exerts is proportional to its change in length.
When it reaches the center of the fuel, a small volume is further heated and compressed to a great degree.
When spheres are randomly added to a container and then compressed, they will generally form what is known as an " irregular " or " jammed " packing configuration when they can be compressed no more.
When and crystal
When the string vibrates, the shape of the crystal is distorted, and the stresses associated with this change produce tiny voltages across the crystal that can be amplified and manipulated.
When no voltage is applied to a TN liquid crystal cell, polarized light passes through the 90-degrees twisted LC layer.
When viewed under a microscope using a polarized light source, different liquid crystal phases will appear to have distinct textures.
When physical chemist Richard Williams applied an electric field to a thin layer of a nematic liquid crystal at 125 ° C, he observed the formation of a regular pattern that he called domains ( now known as Williams Domains ).
When an external electric field is applied to the liquid crystal, the dipole molecules tend to orient themselves along the direction of the field.
When an electric field is applied to the LC layer, the long molecular axes tend to align parallel to the electric field thus gradually untwisting in the center of the liquid crystal layer.
When this angle is exceeded, photons no longer penetrate the semiconductor but are instead reflected both internally inside the semiconductor crystal and externally off the surface of the crystal as if it were a mirror.
When the planes of an ionic bond slide past one another, the resultant change in location shifts ions of the same charge into close proximity, resulting in the cleavage of the crystal ; such shift is not observed in covalently bonded crystals where fracture and crystal fragmentation occurs.
When they land on a piece of film or other detector, these beams make a diffraction pattern of spots ; the strengths and angles of these beams are recorded as the crystal is gradually rotated.
When a crystal is mounted and exposed to an intense beam of X-rays, it scatters the X-rays into a pattern of spots or reflections that can be observed on a screen behind the crystal.
When the wedge was pushed down onto the surface of a crystal and voltage applied to the other side ( on the base of the crystal ), current started to flow from one contact to the other as the base voltage pushed the electrons away from the base towards the other side near the contacts.
When investigating the stability of crystal oscillators and atomic clocks it was found that they did not have a phase noise consisting only of white noise, but also of white frequency noise and flicker frequency noise.
When a crystal of quartz is properly cut and mounted, it can be made to distort in an electric field by applying a voltage to an electrode near or on the crystal.
When mixed with a small amount of water, the cement hydrates to form microscopic opaque crystal lattices encapsulating and locking the aggregate into a rigid structure.
When Eleanor of Aquitaine, William IX's granddaughter, married King Louis VII of France in 1137, she gave him the rock crystal vase as a wedding present.
When a crystal of ice-nine contacts liquid water, it becomes a seed crystal that makes the molecules of liquid water arrange themselves into the solid form, ice-nine.