Skip to content
WorkZen
Academy
Home
All Trades
My Progress
en
English
EN
Français
FR
Español
ES
Menu
Home
All Trades
My Progress
Search certifications...
en
English
EN
Français
FR
Español
ES
Academy
Electrical
310S Domestic and Rural Electrician
Grounding & Bonding Systems
Knowledge Check
Grounding & Bonding Systems
Knowledge Check
Knowledge Check
1 / 10
What is the minimum length for a ground rod?
A
2.5 m
B
3.0 m
C
2.0 m
D
3.5 m
Check Answer
Back to lessons
Next module: Load Calculations & Electric Heating
Next module: