Petronas Mechanical Technician Interview Questions and Answers

One of my biggest achievements was successfully leading a team to complete a complex project ahead of schedule and under budget.

• Led a team to complete a complex project ahead of schedule

• Managed resources effectively to stay under budget

• Received recognition for successful project completion

Refrigeration cycle is a process in which a refrigerant absorbs heat from a low-temperature space and rejects it in a high-temperature space.

• The refrigeration cycle consists of four main components: compressor, condenser, expansion valve, and evaporator.

• The refrigerant starts as a low-pressure gas in the evaporator where it absorbs heat from the space being cooled.

• The compressor then compresses the refrigerant into a h...read more

Four stroke cycle engine works by completing four distinct processes - intake, compression, power, and exhaust strokes.

• Intake stroke: Air-fuel mixture is drawn into the cylinder as the piston moves downward.

• Compression stroke: The intake valve closes and the piston compresses the mixture, preparing it for ignition.

• Power stroke: The spark plug ignites the compressed mixture, causing an explosion that drives the piston d...read more