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4.3 Electric circuits

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Question 7

Two 8.0 Ω resistors are connected in parallel.

Which statement about their combined resistance is correct?

A

The combined resistance is less than 8.0 Ω8.0\ \Omega8.0 Ω.

B

The combined resistance is 8.0 Ω8.0\ \Omega8.0 Ω.

C

The combined resistance is more than 8.0 Ω8.0\ \Omega8.0 Ω but less than 16.0 Ω16.0\ \Omega16.0 Ω.

D

The combined resistance is 16.0 Ω16.0\ \Omega16.0 Ω.

Markscheme

4.3 Electric circuits Questions

  1. IGCSE
  2. /Physics
  3. /4.3 Electric circuits

136 exam-style questions on CIE IGCSE Physics 4.3 Electric circuits, covering 4.3.1a Circuit diagrams and circuit components, 4.3.2a Series circuits, 4.3.2b Parallel circuits, 4.3.2c Current and potential difference in circuits, 4.3.2d Combined resistance of resistors in parallel, and 4.3.3 Action and use of circuit components. Each one has a worked solution and a mark scheme showing where the marks go.

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