What is used to apply force to an accumulator in a hydraulic circuit?
A. spring force
B. weight force
C. gas pressure
D. all of the above
Answer: D
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PROBLEM 2.13
Rod BD is made of steel and is used to brace the axially compressed member ABC. The maximum force that can be developed in member BD is 0.02P. If the stress must not exceed 18 ksi and the maximum change in length of BD must not exceed 0.001 times the length of ABC, determine the smallest-diameter rod that can be used for member BD.
FCA welding electrodes are available as seamed and ____________________ type electrodes.
Fill in the blank(s) with the appropriate word(s).
?What does the term prequalifiedjoint mean?
A. ?It means that the welder must be qualified before they can make the weld. B. ?It means that the weld has been inspected and is ready to be welded. C. ?It refers to a joint that has been tested and found to be reliable. D. ?The boss has looked at the weld and feels it is ready to be tested.
The ________ circuit produces a HIGH output whenever the two inputs are unequal
Fill in the blank(s) with correct word