Module 3 Electrical Fundamentals Practice Questions - UK CAA Part-66 AME Module 3 - Electrical Fundamentals Exam

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When handling sensitive Electrostatic Discharge (ESD) avionics components on an aircraft workbench, what is the primary purpose of a wrist strap connected through a 1 MΩ resistor to ground?

To safely bleed static charges from the technician while limiting fault current in case of accidental live voltage contact To provide a zero-resistance path to ground for rapid discharge of static electricity To shield the technician from high-frequency electromagnetic interference To step down high-voltage electrostatic potentials to low operating voltages

Correct Answer:

To safely bleed static charges from the technician while limiting fault current in case of accidental live voltage contact

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