elasticity of compression
81ear, human — ▪ anatomy Introduction organ of hearing and equilibrium that detects and analyzes noises by transduction (or the conversion of sound waves into electrochemical impulses) and maintains the sense of balance (equilibrium). The human ear, like …
82Comparative foot morphology — Skeletons of a human and an elephant. Comparative foot morphology is exemplified through study of the form of distal limb structures of a variety of terrestrial vertebrates. A challenge to understanding the role of the feet of a variety of… …
83Force — For other uses, see Force (disambiguation). See also: Forcing (disambiguation) Forces are also described as a push or pull on an object. They can be due to phenomena such as gravity, magnetism, or anything that might cause a mass to accelerate …
84Nylon — For other uses, see Nylon (disambiguation). Nylon Density 1.15 g/cm3 Electrical conductivity (σ) 10 …
85Crystal oscillator — A miniature 4 MHz quartz crystal enclosed in a hermetically sealed HC 49/US package, used as the resonator in a crystal oscillator. A crystal oscillator is an electronic oscillator circuit that uses the mechanical resonance of a vibrating crystal …
86Poppet valve — A poppet valve is a valve consisting of a hole, usually round or oval, and a tapered plug, usually a disk shape on the end of a shaft also called a valve stem. The shaft guides the plug portion by sliding through a valve guide. In most… …
87Sweater — A jumper from Marks Spencer. A sweater, jumper, pullover, sweatshirt, jersey or guernsey is a garment intended to cover the torso and arms. It is often worn over a shirt, blouse, T shirt, or other top, but may also be worn alone as a top.… …
88Shirt — Charvet shirt from the 1930s, Norsk Folkemeuseum, Oslo. A shirt is a cloth garment for the upper body. Originally an undergarment worn exclusively by men, it has become, in American English, a catch all term for almost any garment other than… …
89List of mechanical engineering topics — This page aims to list all articles related to the specific discipline of mechanical engineering. For a broad overview of engineering, please see List of engineering topics. For biographies please see List of engineers.compactTOC NOTOC… …
90Piezoelectric sensor — A piezoelectric sensor is a device that uses the piezoelectric effect to measure pressure, acceleration, strain or force by converting them to an electrical signal.ApplicationsPiezoelectric sensors have proven to be versatile tools for the… …
