Explain what concrete cover is in reinforced concrete components and why it is necessary.
What will be an ideal response?
Concrete cover refers to the thickness of concrete that covers the steel reinforcement in order to protect it from corrosion. It is given in inches and is measured from the exposed surface of concrete to the nearest edge of steel bar.
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Which of these cannot be found in the AutoCAD DesignCenter:
a. layers b. blocks c. external references d. block tables
Devices, such as thermostats, that open and close their contacts during the ____ operation of the system are referred to as operational controls.
A. normal B. initial C. most recent D. final
Genetic dominance means one gene overrides the effects of another
Indicate whether the statement is true or false
What are the symptoms of plant shock in a newly acquired houseplant?
What will be an ideal response?