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Questions in engineering

[Terjawab] To install portable grounding, what's the first step? A. Connecting with the line B. Connecting with the tower grounding C. Check the circuit voltage

[Terjawab] Which method protects against the hazard of the line becoming energized? A. Protective grounding B. Phase-to-ground C. Insulation covering conductors D. Service Drop

[Terjawab] 5. Ionization within a P-N junction causes a layer on each side of the barrier called the: (a) Depletion region (b) Barrier Voltage (c) Junction (d) Forward voltage

[Terjawab] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

[Terjawab] How is the size specified for a reciprocating saw? A. Diameter B. Diameter of blade C. Amperage of motor D. Size of chuck

[Terjawab] Which type of ladder is self-supporting, stable, and suitable for open spaces without additional support? A. Step Ladder B. Extension Ladder C. Fixed Ladder D. Job-Made Ladder

[Terjawab] The front section of the two-piece type driveshaft is supported at its rear end by a center bearing called the A. Center bearing B. Carrier bearing C. Holding bearing D. Support bearing

[Terjawab] You need to transport 50 bags of concrete. What is an example of a question you might ask yourself to effectively plan your work? A. Can this be moved by mechanical equipment? B. Who is working on your team today? C. Why do you need to move the materials? D. What other materials do you need to move today?

[Terjawab] Which of the following environments are safest when using hand and power tools? A. A space with wet floors B. A space that has safety signs prohibiting smoking and a fire extinguisher C. A space that is crowded or cluttered D. A space that has poor ventilation

[Terjawab] When is a non-self-supporting portable ladder appropriate to use? A. When you need to reach a height of 12 feet (3.7 meters) and can position a ladder on an uneven work surface B. When you need to climb to the top of a rail car C. When you need a job-made ladder for temporary access to a work area until a fixed ladder can be installed D. When you need to reach a height of 22 feet (6.7 meters) and a stable structure is available to support the ladder