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Pantograph (rail): Quiz


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Question 1: As the train moves, the contact shoe slides along the wire and can set up acoustical ________ in the wires which break the contact and degrade current collection.
Standing waveResonanceNode (physics)Resonator

Question 2: On railways of the former ________, the most widely used pantographs are those with a double arm ("made of two rhombs"), but since the late 1990s there have been some single-arm pantographs on Russian railways.
East GermanySoviet UnionJoseph StalinEastern Bloc

Question 3: This system is used in the historic centre of ________ where an overhead wire system would cause a visual intrusion.
BordeauxSaint-ÉmilionPessacBarsac, Gironde

Question 4: The electric transmission system for modern ________ systems consists of an upper weight carrying wire (known as a catenary) from which is suspended a contact wire.
Overhead linesRailway electrification systemElectric locomotiveThird rail

Question 5: The ________ or the Wonderland Line uses pantograph power for all of its surface route.
Orange Line (MBTA)Blue Line (MBTA)Red Line (MBTA)Massachusetts Bay Transportation Authority

Question 6: For high-voltage systems, the same air supply is used to "blow out" the electric arc when roof-mounted ________ are used.
Circuit breakerDistribution boardResidual-current deviceFuse (electrical)

Question 7: Brown of the Key System shops for their commuter trains which ran between San Francisco and the East Bay section of the San Francisco Bay Area in ________.
San Jose, CaliforniaCaliforniaLos AngelesSacramento, California

Question 8: A pantograph is a device that collects electric current from ________ for electric trains or trams.
Railway electrification systemElectric locomotiveOverhead linesNortheast Corridor

Question 9: The half-pantograph can be seen in use on everything from very fast trains (such as the ________) to low-speed urban tram systems.
EurostarTGVBritish Rail Class 373Thalys

Question 10: The ________ metro line 1 changes from third rail to overhead line power at Frøen station.

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