Callouts, called ____ marks, on plans and elevations indicate where details or sections of important features have been drawn.
A. elevation
B. reference
C. feature
D. hash
Answer: B
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Type ____ mortar is a high-strength mortar with a compressive strength of 2,500 psi.
A. M B. N C. O D. S
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A chemical that will kill any plant it comes into contact with is called a selective herbicide
Indicate whether the statement is true or false
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Which of the following commands are commonly used while plotting in MATLAB?
a. plot b. title c. grid d. all of the above
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Refrigerant characteristics shown on a pressure-enthalpy diagram include:
A) Molecular weight, specific heat factor, and density. B) Valence, atomic number, and specific volume. C) Molecular weight, valence, specific gravity, and atomic number. D) Pressure, heat, and temperature.
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