How many blocks are needed to construct a wall having no wall openings that measures 24' long and 10' high?
What will be an ideal response?
270
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Which of the following ferrous metals has the largest amount of carbon?
A) Cast iron B) Steel C) Wrought iron
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Which function does the tachometer feedback provide in a closed-loop position servo system?
A. stiffness B. stability C. both a and b
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The normal current rating of a circuit breaker is located _____.
a. in the panelbox b. on the bottom c. on the handle d. on the side
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Brake systems are being discussed. Technician A says the service brakes may be drum or disc. Technician B says ABS becomes involved only if it senses one (or more) wheels about to lock up. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
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