ABSA 4TH CLASS PART A REVIEW STUDY GUIDE QUESTIONS WITH COMPLETE SOLUTIONS LATEST UPDATED 2024/2025

ABSA 4TH CLASS PART A REVIEW STUDY GUIDE QUESTIONS WITH COMPLETE SOLUTIONS LATEST UPDATED 2024/2025 When applying to write a Power Engineer certificate of competency examination, the candidate must: Select one: a. Undergo mandatory drug testing b. Hold the next lower class of qualification c. Pass a criminal records check d. Pass both a written and oral examination - Correct Answer b. Hold the next lower class of qualification A machine lifts a load of 12kN with an applied effort of 4kN. What distance will the load move if the effort moves a distance of 8m and the efficiency of the machine is 70%? Select one: a. 0.54 m b. 3.81 m c. 1.87 m d. 0.38 m - Correct Answer c. 1.87 m Which of these is the "Mechanical Refrigeration Code"? Select one: a. ASME MRC b. CSA B51. c. CSA B52. d. ASME Section I. - Correct Answer c. CSA B52. In order to ensure safe and continuous operation of a pressure reducing valve, the valve station should have _________________. Select one: a. A safety valve on the high-pressure side b. A bypass line, plus a safety valve and pressure gauge on the low-pressure side c. Thermometers on the inlet and outlet piping d. A strainer immediately downstream of the valve - Correct Answer b. A bypass line, plus a safety valve and pressure gauge on the lo