reactive power relay
41Mobile phone radiation and health — A man speaking on a mobile telephone The effect of mobile phone radiation on human health is the subject of recent interest and study, as a result of the enormous increase in mobile phone usage throughout the world (as of June 2009 …
42Varistor — A 385 volt metal oxide varistor A varistor is an electronic component with a diode like nonlinear current–voltage characteristic. The name is a portmanteau of variable resistor. Varistors are often used to protect circuits against excessive… …
43T-54/55 — Infobox Weapon name= T 54/55 caption= Polish T 55A, Poznań Citadel Museum of Arms () origin= Soviet Union type= Main battle tank is vehicle= yes is UK= yes service= 1947–present used by= wars= designer= Morozov (T 54), OKB 520 (T 54A and later)… …
44Odor — Aroma redirects here. For other uses, see Aroma (disambiguation). Allegory of the senses by Jan Brueghel the Elder, Museo del Prado An odor or odour is caused by one or more volatilized chemical compounds, generally at a very low concentration,… …
45Thyratron — A thyratron is a type of gas filled tube used as a high energy electrical switch and controlled rectifier. Triode, Tetrode and Pentode variations of the thyratron have been manufactured in the past, though most are of the triode design. Gases… …
46Haptic technology — This article is about haptic technology. For the study of touching behaviour in humans, see Haptic communication. For the biology of sensory receptors, see Somatosensory system. For object perception via touch, see Haptic perception. Haptic ,… …
47Winter service vehicle — A winter service vehicle (WSV), or snow removal vehicle, is used to clear thoroughfares of ice and snow.cite news|url=http://news.bbc.co.uk/1/hi/magazine/6342887.stm|title=How do snowplough drivers get to work?|publisher=BBC News Magazine… …
48Darwin (spacecraft) — Darwin General information Organization European Space Agency (ESA) Launched from Guiana Space Centre French Guiana [1] Launch vehicle Soyuz 2/Fregat …
