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4.2.4a Resistance

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Question 80

Four wires are made of the same metal. Which wire has the least electrical resistance?

A

a 2.0 m2.0\text{ m}2.0 m long wire with a diameter of 1.0 mm1.0\text{ mm}1.0 mm

B

a 2.0 m2.0\text{ m}2.0 m long wire with a diameter of 4.0 mm4.0\text{ mm}4.0 mm

C

a 0.5 m0.5\text{ m}0.5 m long wire with a diameter of 1.0 mm1.0\text{ mm}1.0 mm

D

a 0.5 m0.5\text{ m}0.5 m long wire with a diameter of 4.0 mm4.0\text{ mm}4.0 mm

Markscheme

4.2.4a Resistance Questions

  1. IGCSE
  2. /Physics
  3. /4.2.4a Resistance

132 exam-style questions on CIE IGCSE Physics 4.2.4a Resistance. Each one has a worked solution and a mark scheme showing where the marks go.

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