When soldering, why should flux be used?
A. It helps prevent oxidation.
B. It helps keep pipes clean.
C. It helps solder flow easier.
D. All of the above are correct.
Answer: D
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The shut-off head of pump" A" is:
a. 1 b. 2 c. 3 d. 4 e. 5
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When servicing and lubricating a motor, why must a technician use the proper oil?
What will be an ideal response?
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The current-limiting circuit is used for a motor __________condition.
A. runaway B. stall C. both a and b
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Match the CTFS magnitude graphs to the time functions.
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