Preview Questions Mechanical Technician | Role Specific Skill

Question 1: What is the most common failure mode for bearings in mechanical systems?

Which action should you take?

Choose only one option

Overloading

Pitting

Lack of lubrication

Misalignment

Question 2: What is the first step in preventive maintenance for a hydraulic press system?

Which action should you take?

Choose only one option

Inspect the control valves for leaks and blockage

Measure the system's pressure and adjust the relief valve if necessary

Check the hydraulic fluid level and quality

Lubricate all moving parts and check for excessive wear on the piston rod

Question 3: What is the first step in calibrating a pressure transducer in a high-temperature steam system?

Which action should you take?

Choose only one option

Increase the system pressure to test the transducer's performance

Apply a known reference pressure and adjust the output signal

Check for electrical continuity in the wiring

Verify the manufacturer's calibration certificate

Question 4: During preventive maintenance of a boiler system, what key aspect should be regularly inspected to prevent system failure?

Which action should you take?

Choose only one option

The overall condition of the burner assembly

The integrity of the pressure relief valve and safety systems

The water treatment system to prevent scaling and corrosion

The cleanliness and condition of the heat exchanger

Question 5: In the case of a hydraulic system leak in a power generation unit, which diagnostic tool would provide the best results in identifying the leak?

Which action should you take?

Choose only one option

Infrared thermography

Vibration analyzer

Pressure gauge readings

Ultrasonic leak detector

Question 6: What is the critical first step in installing a gas turbine in an energy plant to ensure efficient operation?

Which action should you take?

Choose only one option

Check and adjust the fuel delivery system for proper calibration

Perform a dry run test with no load to confirm stability

Set up vibration sensors on the turbine to monitor during startup

Align the generator to the turbine shaft