Describe how cast-in-place concrete is produced on site.
What will be an ideal response?
Cast-in-place concrete is a widely used and robust construction material. Also known as site-cast concrete, the material is produced on the building site by setting wood, metal, or molded plastic forms in place; placing reinforcing material in the forms; pouring the concrete over the reinforcing to fill the form; and letting it cure into a hardened material.
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Technician A says that the purpose and function of the cooling system is to maintain proper engine operating temperature. Technician B says that the water pump controls engine coolant temperature by opening at its rated opening temperature to allow coolant to flow through the radiator. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
A transmitter delivers maximum power to an antenna when the antenna is adjusted to represent a load of 75-? resistance in series with an inductance of 4 ?H. If the transmitter operates at 4.12 MHz, find its internal impedance.
What will be an ideal response?
The P-metric system of measurement is an alpha-numeric size identification for tires.
Answer the following statement true (T) or false (F)
Which of these actions is taken to prevent over-pressurizing the torch hoses during equipment setup?
A) Opening the tank valve slowly. B) Turning the regulator adjusting screw counterclockwise (out). C) Turning the regulator adjusting screw clockwise (in). D) Installing flashback arrestors