Series & Parallel Circuits (AQA GCSE Physics Combined Science): Quizzes

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Series & Parallel Circuits
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What is a series circuit?

All components in a single loop

What happens if one component fails in a series circuit?

The entire circuit is broken

How does current vary at different points in a series circuit?

Current is the same at every point

How is an ammeter connected to measure current?

In series with components

How is potential difference distributed in a series circuit?

Shared among components

A 66 V cell powers 3 identical lamps in series. What is the voltage across each lamp?

22 V

What is a parallel circuit?

Multiple paths with separate branches

What happens if one component fails in a parallel circuit?

Components in other branches work

Total current is 99 A with 3 identical branches in parallel. What current flows in each branch?

33 A

What is the relationship between currents in a parallel circuit?

Itotal=I1+I2+I3+...I_{total} = I_1 + I_2 + I_3 + ...

How does potential difference compare across branches in a parallel circuit?

Same across each branch

A battery provides 55 V in a parallel circuit with 3 branches. What voltage is across each branch?

55 V

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