A carnival ride properly powered through a disconnect switch within 6 feet (1.8 m) of the operator can also be opened from the operator’s console using a _____.
a. rheostat
b. positive locking device
c. shunt trip
d. site-isolating device
c. shunt trip
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Many of the methods used to resist earthquake damage will not prevent damage from strong winds.
Answer the following statement true (T) or false (F)
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Explain the parts of a closed-loop control system
What will be an ideal response?
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Green PVC pipe is usually used for _____.
A. cold-water piping B. sewer service C. high-pressure applications D. venting
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An engine pings excessively under load. All of the following conditions could cause this condition EXCEPT:
What will be an ideal response?
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