Handmade drawings up until the time of the Renaissance were good for conveying ideas and some rough sizing. They were poor when ____________________ was necessary, mostly because it was not possible to determine exact sizes from them.
Fill in the blank(s) with the appropriate word(s).
precision
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____ are openings left in the head joints of masonry to permit water to escape and allow air circulation in the air space.
A. Flashings B. Lintels C. Weep holes D. Joists
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How many amps are there in the current of a circuit if the voltage source is 140V and the resistance is 2 ohms?
a. 12 amps b. 70 amps c. 160 amps d. 280 amps
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In a glass wall supported by cable trusses, the glass _______.
A) bears on (horizontal) rails. B) is connected to (vertical) mullions. C) A and B. D) none of the above.
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Which of these is NOT a sign of feline leukemia?
A) fever B) swollen lymph nodes C) lethargy D) intense hunger
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