When concrete construction must be interrupted, a ____is used to provide a clean surface where work can be resumed.
A. construction joint
B. wire mesh
C. girder
D. expansion joint
Answer: A
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In a system that is operating correctly, the lines and hoses on the high side should be ________.
A) Cool to the touch B) Hot to the touch C) Either A or B D) Neither A nor B
Un instalador de tuberías a menudo debe ayudar a mover tubos:
a. cargando un grupo de tubos. b. operando una grúa. c. colocando eslingas a una carga. d. cortando el tubo en segmentos más pequeños.
What device is used to sense the presence of water within a fuel filter and alert the driver?
A. Thermistor B. WIF sensor C. Potentiometer D. CTS sensor
While you are away on vacation your friend forgets to water your cactus. The plant is not damaged, but it is so dry that the potting medium has pulled away from the sides of the pot and water runs straight through without rewetting the medium. How can you rewet the medium?
What will be an ideal response?