DCARI April 2020 Test: Identifying Damage to Electrical Conductors for Fire Investigators
April 15 , 2020- DCARI presents Electrical Arcing with ATF Electrical Engineer Cameron Novak. This is a test for those who have participated in the online training session. A certificate will be emailed to you for attending/testing.  
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Phone (xxx) xxx-xxxx
This will only be used if we receive a bounce back from your email/certificate.
Which of the following is not a characteristic of arc melting? *
10 points
When it comes to identifying arc melting on electrical wiring, an investigator must: *
10 points
What causes copper drawing lines? *
10 points
Alloying occurs when two metals mix and form a metal with a lower melting temperature than either pure metal. *
10 points
Which of these is NOT a characteristic of melting by fire impingement? *
10 points
Which of these factors affect damage from arcing *
10 points
The approximate melting temperature of copper is 2000F *
10 points
A key term that can aid in describing and identifying arc melting is: *
10 points
Which of these approximate melting temperatures is NOT correct *
10 points
The use of the term ‘bead’ can be used to refer to both arc melting and melting by fire *
10 points
Feedback- Let us know what you thought of the class. *
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