Tests by the BIA indicate that _____ portland cement–lime mortars, under ASTM C270 or BIA Designation M1-72, provide maximum bond between masonry units and mortar.
A. Type N or Type O
B. Type S and Type N
C. Type M or Type S
D. Type O and Type S
Answer: C
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The survival and performance rates of pigs are improved when antibiotics are used in farrowing rations
for a period of _____ days before to _____ days after farrowing.
a. 6, 6 c. 7, 14 b. 6, 12 d. 7, 10
Which tool is best to measure valve lift?
A) Micrometer B) Caliper C) Dial indicator D) Any of these
Pseudocode is a design tool only, and is never processed by the computer.
Answer the following statement true (T) or false (F)
Technician A says diodes are used to rectify the voltage produced from an AC generator. Technician B says a zener diode protects circuit components from voltage spikes. Who is correct?
A. Technician A only B. Technician B only C. both A and B D. neither A nor B