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Questions in engineering

[Free] All of the following are examples of a skill or trait required of a heavy equipment operator except A. physical strength B. geometry skills C. hand-eye foot coordination D. good sense of balance

[Free] Flooded starts are a result of which of the following conditions? A. Floodback B. Refrigerant migration C. Refrigerant leaks D. Oil overheating

[Free] Job safe practice documents is considered one of the A. Engineering control B. Administrative control C. Substitution control. D. PPE control

[Free] Write the symbols of the following components used in an electric circuit: (i) Combination of two cells (ii) Wires crossing without joining.

[Free] When loading a palletized ISO container load, what is the general guideline? A. Block and brace according to load requirements and applicable load drawings. B. Minimize blocking and bracing by loading the container to capacity. C. Place heavier items at the farthest backend of the container. D. Stack lighter items off to the side or nearest the door.

[Free] What PPE are you most likely to need when using fuel-powered tools? A. Hard hat B. Respirator C. Gloves D. Protective boots

[Free] Failure within a compressor motor may be the result of which of the following conditions? A. A refrigerant leak in either valve port B. A faulty dual pressure control C. Corrosion in the system thermostat D. Open, shorted, or grounded motor windings

[Free] Which of the following statements is true regarding modes of operation in vehicles featuring eAWD? A. They have either a transfer case or power transfer unit (PTU). B. They have independent electric drive transmissions. C. The transmission may feature one or two drive motors. D. Both B and C.

[Free] There are two subclasses of ASHRAE Standard 34, A2L and B2L. The capital "L" is used to indicate A. Lower flammability B. Lower toxicity C. Higher flammability D. Higher toxicity

[Free] Which components in a thermostatic expansion valve (TEV) control the amount of refrigerant flowing to the evaporator? a) Needle b) Transmission tube c) Condenser fins d) Seat