ASTM specifications classify masonry mortar into Type M, Type S, Type N, and Type O. What is this classification based on?
What will be an ideal response?
The classification is based on the relative amounts of the two binder materials?Portland cement (PC) and lime (L).
The content of sand in mortar is constant at 3-times of PCL (by volume) in all types.
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The ____ current is the amount of current required to magnetize the core of the transformer.
a. primary b. spike c. core d. excitation
The International Building Code requires all treads in a flight of stairs to be of equal depth, with a minimum depth of _____.
a. 9 inches b. 10 inches c. 11 inches d. 12 inches
In a regenerative braking system, which part of the electric motor is being controlled by the computer?
A) The rotor B) The stator C) Both the rotor and the stator D) Neither the rotor nor the stator
Name the line type displayed on a print using a series on long and alternating short dashes to show or locate the centers of symmetrical objects; as a crossing horizontal and vertical line to show the center of a circular feature; represent the axis of a cylindrical object; to show the center of a feature; as an extension line from the center of an a feature such as a door, window, or wall; and a method for showing beams and headers on plans.
What will be an ideal response?