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2. Charger (table setting) - Wikipedia

   en.wikipedia.org/wiki/Charger_(table_setting)

   The word "charger" originated around 1275–1325 from the Middle English "chargeour", coming itself from the latin word carricare, meaning “to load". [2] Formerly, a charger signified either a large platter or a large, shallow dish for liquids. [3] They are usually larger than most common dinner plates. Since they are not used for food ...

3. Shaped charge - Wikipedia

   en.wikipedia.org/wiki/Shaped_charge

   Shaped charge. A shaped charge is an explosive charge shaped to focus the effect of the explosive's energy. Different types of shaped charges are used for various purposes such as cutting and forming metal, initiating nuclear weapons, penetrating armor, or perforating wells in the oil and gas industry. A typical modern shaped charge, with a ...

4. Surface charge - Wikipedia

   en.wikipedia.org/wiki/Surface_charge

   Surface charge. A surface charge is an electric charge present on a two-dimensional surface. These electric charges are constrained on this 2-D surface, and surface charge density, measured in coulombs per square meter (C•m −2), is used to describe the charge distribution on the surface. The electric potential is continuous across a surface ...

5. Wireless power transfer - Wikipedia

   en.wikipedia.org/wiki/Wireless_power_transfer

   Wireless power transfer (WPT), wireless power transmission, wireless energy transmission (WET), or electromagnetic power transfer is the transmission of electrical energy without wires as a physical link. In a wireless power transmission system, an electrically powered transmitter device generates a time-varying electromagnetic field that ...

6. Battery charger - Wikipedia

   en.wikipedia.org/wiki/Battery_charger

   A battery charger, recharger, or simply charger, [1][2] is a device that stores energy in an electric battery by running current through it. The charging protocol—how much voltage, current, for how long and what to do when charging is complete—depends on the size and type of the battery being charged. Some battery types have high tolerance ...

7. Charger - Wikipedia

   en.wikipedia.org/wiki/Charger

   Charger or Chargers may refer to: Charger (table setting), decorative plates used to fancify a place setting. Battery charger, a device used to put energy into a cell or battery. Capacitor charger, typically a high voltage DC power supply designed to rapidly charge a bank of capacitors in pulsed power applications.