In certain employment situations, such as with a consulting structural engineering firm, the structural CAD technician is often called upon to prepare plans for structures involving all four types of structural products. Name two of these four types.
What will be an ideal response?
The four types of structural products include:
• structural steel
• precast concrete
• poured-in-place concrete
• structural wood
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Dairy cattle must be milked at regular intervals, two times a day, 6 days a week
Indicate whether the statement is true or false.
A(n) __________ is the conductor connected to the neutral point of a system and is intended to carry current under normal conditions.
a. grounding conductor b. ungrounded conductor c. service conductor d. neutral conductor
Land drainage is beneficial because:
A) it increases the water-to-air ratio in the soil pores. B) it increases the availability of iron and manganese in acid soils. C) it increases the alternate of expansion and contraction due to freezing and thawing of soils. D) it increases the depth of root penetration in the soil. E) it slows down the rate of soil warming in the spring.
____ amplifiers are very high-gain amplifiers used to amplify both AC and DC signals.
A. Operational B. RF C. IF D. Video