Army Electrical Explosive Safety Module 1: Lightning Basics Exam UPDATED QUESTIONS AND CORRECT ANSWERS

Army Electrical Explosive Safety Module 1:
Lightning Basics Exam UPDATED
QUESTIONS AND CORRECT ANSWERS
Which 4 statements are characteristics of lightning - CORRECT ANSWER Lightning
heats the air to 50,000 F

Most lightning never reaches the ground

Lightning carries about 30,000 amps of current

Lightning is about 1" thick



Which of the following statements about lightning if false - CORRECT ANSWER All
lightning strikes tyhe ground



Place the steps of lightning formation in order - CORRECT ANSWER Charge forms in
a cloud

A stepped leader extends down from the cloud

An upward streamer extends up from the ground

The stepped leader and upward streamer connect and current flows from cloud to ground



The goal of lightning protection is to - CORRECT ANSWER provide a non destructive
low resistance path to ground



Select all the ways lightning can cause damage - CORRECT ANSWER Spalling

Heat or fire

Electromagnetic radiation

Current


Which 3 regulatory publications are used for Army explosives facility - CORRECT
ANSWER DESR 6055.09

DA PAM 385-64