Building Construction Quizzes Online & Trivia
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one of the electric cables connecting an elevator car to a fixed electrical outlet in the hoistway.
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pulley for tightening and guiding the hoisting cables of an elevator system
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operate at speeds greater than 500 ft per minute. this technology makes the tallest buildings in the world possible.
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auxiliary power station where electrical current is converted or where voltage is stepped up or down.
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underground portion of service conductors extending from a main power line or transformer to a building.
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meter for measuring and recording the quantity of electric power consumed with respect to time
