O Levels Physics (5054)•5054/12/O/N/19

Explanation
Parallel Circuits Share Voltage Equally
Steps:
- Identify circuit types: series connects resistors end-to-end; parallel connects across same two points.
- Recall parallel rules: total voltage from supply applies equally across each branch per Kirchhoff's voltage law.
- Check choices: A misstates current (divides in parallel); B and D confuse voltage behavior; C matches parallel voltage equality.
- Confirm series contrast: current same, but voltage divides by resistance ratios via Ohm's law (V = IR).
Why C is correct:
- In parallel, all resistors connect to the same voltage source, so voltage drop is identical across each by definition of parallel paths.
Why the others are wrong:
- A: Current divides inversely with resistance in parallel, not the same.
- B: Voltage is the same, not different, in parallel.
- D: Voltage divides proportionally in series based on resistance values.
Final answer: C
Topic: Series and parallel circuits
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