The number engraved on the nozzle indicates ____.
A. how many gallons of air per hour the nozzle will deliver regardless of input pressure
B. how many foot pounds of pressure must be used to properly tighten the nozzle
C. how many gallons of oil per hour the nozzle will deliver at a given input pressure
D. the stock number of the part
Answer: C
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The voltage drop of conductors carrying alternating current in PVC will be less than that of identical conductors in _____.
a. steel conduit b. plastic conduit c. LFNC d. HDPE
The 5-bit 2's-complement equivalent of 1210 is:
A) 10100 B) 11100 C) 01100 D) 00100
One advantage of metric scales is that any scale is a multiple of 2; therefore, reductions and enlargements are easily performed. In most cases, no mathematical calculations should be required when using a metric scale.
Answer the following statement true (T) or false (F)
Consider the parallel springs shown in the accompanying figure. Realizing that the deflection of each spring in parallel is the same and the applied force must equal the sum of forces in individual springs, show that for springs in parallel the equivalent spring constant ke is
ke = k1 + k2 + k3
