sensing apparatus
71Relay — This article is about the electrical component. For other uses, see Relay (disambiguation). Automotive style miniature relay, dust cover is taken off A relay is an electrically operated switch. Many relays use an electromagnet to operate a… …
72Thermometer — A clinical mercury in glass thermometer …
73Crystal 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 …
74Cilium — Not to be confused with Psyllium. Cilium SEM micrograph of the cilia projecting from respiratory epithelium in the lungs Code TH …
75Radio-frequency identification — (RFID) is a technology that uses radio waves to transfer data from an electronic tag, called RFID tag or label, attached to an object, through a reader for the purpose of identifying and tracking the object. Some RFID tags can be read from… …
76Science and technology in the People's Republic of China — has been growing rapidly. As China develops and becomes more connected to the global economy, the government has placed a stronger emphasis on science and technology as an integral part of the socio economic development of the country. This has… …
77Windscreen wiper — A windscreen wiper (windshield wiper in North America) is a device used to wipe rain and dirt from a windscreen. Almost all motor vehicles, including trains, aircraft and watercraft, are equipped with windscreen wipers, which are also generally a …
78Resistance thermometer — Resistance thermometers, also called resistance temperature detectors (RTDs), are temperature sensors that exploit the predictable change in electrical resistance of some materials with changing temperature. As they are almost invariably made of… …
79Sensory substitution — means to transform the characteristics of one sensory modality into stimuli of another sensory modality. It is hoped that sensory substitution systems can help handicapped people by restoring their ability to perceive a certain defective sensory… …
80Jacob Israelachvili — Dr. Jacob Israelachvili is a professor of chemical engineering and materials at the University of California, Santa Barbara (UCSB). Dr. Israelachvili received his Ph.D. in Physics from the University of Cambridge (in the United Kingdom) in 1972,… …
