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Questions in engineering

[Jawaban] Which of the following is a hazard associated with scaffold work? A. Falling objects B. Electrocution C. Falls D. All of the choices are correct

[Jawaban] Which of the following statements is ALWAYS true regarding moving a scaffold with workers on it? A. It is safe to move the scaffold as long as someone is spotting B. The scaffold can be moved horizontally if it is designed by a registered professional engineer for that purpose C. Moving a scaffold with workers on it is acceptable under any circumstance D. Scaffolds with wheels are always safe to move with workers on the platform

[Jawaban] After inspecting a scaffold that was struck by a forklift, a competent person discovers visible damage which could weaken the entire structure. What immediate action is required? A. Replace the damaged component; repair is never an option. B. Install a barricade or barricade tape to prevent use of the damaged portion of the scaffold. C. Report the incident to the appropriate regulatory agency. D. Remove the scaffold from service until it has been repaired.

[Jawaban] Which of these soil classifications allows for vertical walls that remain intact while exposed? A. Solid Rock B. Type A C. Type B D. Type C

[Jawaban] Which soil classification tends to be cohesive and includes clay, cemented soils, and hardpan? A. Solid Rock B. Type A C. Type B D. Type C

[Jawaban] What is the benefit of using STEM-related language throughout the daily routine? A. It promotes deeper thinking about situations. B. It is faster than using typical language. C. It is required by the public schools to use STEM-related language. D. There is NO benefit to using STEM-related language.

[Jawaban] Describe the operation and functions of different types of low voltage protective devices including overload relays, fuses, circuit breakers, and earth leakage protection devices.

[Jawaban] Which of these factors may increase the risk of a cave-in? A. Lack of vibration B. Changes in weather C. Soil that has never been dug before D. Piling soil away from the excavation

[Jawaban] Frost depth in Oklahoma is at 4 foot below grade. True or False?

[Jawaban] Which of the following is a key element of eye and face protection training? A. How to properly put on and remove eye and face protection B. What eye and face protection is necessary and exactly how to use it C. How to properly inspect, care for, and maintain eye and face protection D. All of these choices are correct