How can the spalling of masonry be prevented?
What will be an ideal response?
By using high-strength masonry units that can withstand stresses caused by expansion and contraction.
High-strength units with concave mortar joints lower water absorption.
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Identify the polygon asa. equilateral, equiangular, or regular; andb. a quadrilateral, a pentagon, a hexagon, or an octagon.
Fill in the blank(s) with the appropriate word(s).
Why do you think President Johnson's Vietnam policy of "a fine-tuned, step-by-step increase in American force [that] would drive the enemy to defeat with a minimum loss of life on both sides" was unsuccessful? What hawkish and dovish policy alternatives did President Johnson possess in Vietnam? Which, if any, of these Vietnam policy alternatives likely would have been successful? Why would your selected Vietnam policy alternative have stood a reasonable probability of success?
What will be an ideal response?
A device that converts a nonelectrical impulse such as sound, heat, light, or pressure into an electrical signal is called a
A) A sending unit B) A switch C) An actuator D) Sensor
Springs are designed to expend energy for the purpose of pushing or pulling machine parts by reflex action into certain desired positions.
Answer the following statement true (T) or false (F)