电气设备（electrical equipment）

第1题

单选题When electrical equipment is involved in a fire，the stream of dry chemicals should be（）.A aimed at the source of the flamesB fogged above the equipmentC shot off a flat surface onto the flamesD used to shield against electrical shock

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第2题

单选题The fire of electrical equipment is classified as（）fire.A class AB Class BC Class CD Class D

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第3题

单选题Which of the listed classes of fire is considered as one involving electrical equipment?（）A Class AB Class BC Class CD Class D

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第4题

单选题What does most service requests coming to Cisco TAC concern？（）Aequipment defectsBequipment failuresCcomplex network operation and management issuesDintegrating mixed vendor equipment

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第5题

单选题Which of the following statements is true concerning Halon 1301 fire extinguishing equipment?（）A The agent is considered nontoxic at room temperature in low concentrationsB The agent is less effective than carbon dioxideC Halon primarily extinguishes the fire by coolingD The agent cannot be used on electrical fires because it leaves a residue

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第6题

单选题When a rescuer finds an electrical burn victim in the vicinity of live electrical equipment or wiring，his first step is to（）.A flush water over any burned area of the patientB apply ointment to the burned areas on the patientC get assistance to shut down electrical power in the areaD remove the patient from the vicinity of the live electrical equipment or wiring

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第7题

单选题Steering gears can be arranged with hydraulic control equipment known as a （）, or with electrical control equipment.A telemeterB telemanometerC telemotorD telemometer

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