15.20 Fire Protection Systems
Authored by Dũng Hoàng
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36 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Câu 399. A fire wire is installed.(Level 1)
A. To withstand inertia, vibration, etc, encountered during normal operation.
B. Vertically.
C. Horizontally.
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Câu 400. Resistive and capacitive type firewires are tested with.(Level 1)
A. Megger/voltmeter.
B. Megger/ohmmeter.
C. Multimeter.
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Câu 401. Fire wire clips have rubber in them to.(Level 1)
A. Stop heat transfer to the element.
B. Insulate the fire wire electrically.
C. Support the wire.
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Câu 402. Fire extinguishers work by.(Level 1)
A. Combining with remaining oxygen to get rid of it.
B. Creating more oxygen.
C. Reducing oxygen.
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Câu 403. Fire detection systems which are routed through another zone.(Level 1)
A. Must be protected by the use of heat sinks.
B. Must be protected from heat sources in the zone.
C. Are not allowed.
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Câu 404. What is the operating principle of the spot detector sensor in a fire detection System?.(Level 2)
A. A conventional thermocouple that produces a current flow.
B. A bimetallic thermoswitch that closes when heatedto a high temperature.
C. Resistant core material that prevents current flow at normal temperatures.
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Câu 405. In a fixed fire-extinguishing system, there are two small lines running from The system and exiting overboard. These line exit ports are covered with a Blowout type indicator disc. Which of the following statements is true?.(Level 2)
A. When the red indicator disc is missing, it indicates the fire extinguishing System has been normally discharged.
B. When the green indicator disc is missing, it indicates the fire extinguishing System has had a thermal discharge.
C. When the yellow indicator disc is missing, it indicates the fire extinguishing System has been normally discharged.
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