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Questions in engineering

[Jawaban] Which electrical field does not typically use conduit? A. Industrial B. Residential C. Commercial

[Jawaban] Scaffolds and scaffold components must be inspected for visible defects by a competent person: A. Before each work shift B. After any occurrence which could affect a scaffold's structural integrity C. At least every 30 days D. Both A and B

[Jawaban] Which type of fastening tool has a self-contained power source? A. Hand tool B. Electric tool C. Pneumatic tool D. Battery powered tool

[Jawaban] Which fire class do electrical equipment and items carrying current belong to? A. Class A B. Class B C. Class C D. Class D E. Class K

[Jawaban] Which type of equipment uses a DC power supply for impressed cathodic protection systems? A. Rectifier B. Engine generator C. Turbine generator D. Thermoelectric generator

[Jawaban] Select the best answer for the question. 8. Components of a commercial fan coil unit include a A. compressor, condenser, metering device, and evaporator. B. fan, compressor, and condenser. C. fan and electric strip heaters. D. fan, water coil, filter, fresh air supply, and control system.

[Jawaban] How far apart should fuel gas and oxygen be stored? A. 5 feet B. 10 feet C. 15 feet D. 20 feet

[Jawaban] In what type of work environment is it unsafe to use a fuel powered chainsaw? A. In an area where there is a fire extinguisher close by B. In an area where you will stand on damp grass C. Inside a garage with the doors and windows closed D. In a wooded area

[Jawaban] Select the best answer for the question. Which of the following describes predictive maintenance? A. Performing maintenance and testing based on a regular schedule B. Replacing all system components on a rotating basis C. Performing maintenance and testing whenever the system quits operating correctly D. Monitoring key performance indicators and performing maintenance when these indicators show a need for maintenance

[Jawaban] What type of power lines typically work with Pad-Mounted Transformers? A. Overhead B. Interior C. Underground D. Exterior