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Questions in engineering
📝 Answered - Which flow is characterized by all layers traveling organized and at the same velocity? A. Parabolic B. Plug C. Turbulent D. Phasic
📝 Answered - Explain fault finding principles and techniques for alternating and direct current main supply circuits.
📝 Answered - Which of the following correctly describes a classified electrical hazardous zone? A. An area where fire or explosion hazards may exist due to the presence of flammable substances B. An area where electrical equipment is maintained and repaired C. An area where hazardous electrical equipment is stored
📝 Answered - Which of the following represents a type of supported scaffold? A. Frame scaffold B. Welded frame scaffold C. Pole scaffold D. Tube and coupler scaffold E. All of the above
📝 Answered - Where are fuel vapors most likely to gather? A. transom B. bilge C. cockpit D. deck
📝 Answered - True or False? Employees may use devices such as boxes and barrels on scaffold platforms to increase their working level height, as long as the devices are "reasonably secure." A. True B. False
📝 Answered - 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
📝 Answered - 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
📝 Answered - 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.
📝 Answered - 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
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