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Questions in engineering

[Done] A PFAS anchorage point for a 6' (1.8 m) lanyard must be able to hold: A. 5,000 pounds (2,268 kg) B. 1,000 pounds (453.6 kg) C. 250 pounds (113.4 kg) D. 500 pounds (226.8 kg)

[Done] The most common method used to gain access to small hermetic systems or those without access ports is using a piercing valve. A. True B. False

[Done] Which of the following is an example of a realistic noise reduction plan? A. Buying a 2nd generator B. Using larger machinery C. Placing a generator on a rubber pad D. Relocating job sites

[Done] Which of the following is an example of active fall protection? A. Guardrails B. Safety nets C. Personal fall arrest systems D. Warning lines

[Done] Duralast Gold brake rotors offer: A. 98%+ coverage B. Z-CLAD coating for superior protection C. A 2 year warranty D. A 3 year warranty

[Done] Chipped or broken ring and pinion gears, broken spider or axle side gears, or damaged bearings can result in a ______ noise. A. Growling B. Knocking or clunking C. Squeaking or chirping D. Popping

[Done] Match the following terms and identifying phrases. Made of a metal with a low melting [Choose] point. Charged into a system to detect [Choose] leaks. The speed at which gas may be [Choose] pumped through a vacuum pump. Consists of both a compound gauge [Choose] and a high-pressure gauge. Used to remove moisture by [Choose] evacuating a system. Highest possible vacuum that a [Choose] vacuum pump can pull Used to read pressure above and [Choose] below atmospheric pressure. Should be removed from an access [Choose] port to evacuate a system. Valve located at the inlet to the liquid [Choose] line. A single instrument that can measure [Choose] multiple variables and provide some troubleshooting capabilities.

[Done] What should be done when finding that a power tool has a frayed power cord? A. Remove the tool from service B. Use the tool with caution C. Repair the cord with electrical tape D. All answers are correct

[Done] Which brake pads offer quieter braking? Duralast Duralast Gold Duralast Severe Duty Duralast Pursuit

[Done] What type of ground protects HVAC system components against an energized frame or compressor shell? A. Earth ground B. Hot ground C. Equipment ground D. Bare ground