Series Circuit:
In a series circuit, components (e.g., bulbs) are connected end-to-end in a single path. If one component fails, the entire circuit breaks, and all components stop working.
Study smarter with VoltageLab
Built for electricians, apprentices, and electrical engineers who want faster practice and better exam prep.
⭐️ Join thousands of electricians upgrading their skills
Parallel Circuit:
In a parallel circuit, components are connected across multiple paths. If one component fails, the others continue to work because the current can still flow through the remaining paths.
FREE PRACTICE TOOL
Think you'd pass this on a real exam?
Test what you just read with instant-feedback quizzes built around real code questions — not generic trivia.
5
Code standards
10,000+
Active learners
100%
Free to start
Instant explanations on every answer, right or wrong
NEC, BS7671, AS/NZS, CEC, and DIN VDE covered
Bite-sized quizzes you can finish in 5 minutes
No signup required to try your first quiz
No account needed · Takes less than 2 minutes
