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11.2 Uses, dangers and electric fields

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Question 18
F

A technician connects an earthing cable to the painted surface of a metal fuel tank. The paint is an electrical insulator. Charge continues to build up on the tank during filling.

Which change would remove the fault, and why?

[1]
A

Connect to thicker paint, so electrons can move between the tank and Earth.

B

Connect to bare metal, so electrons can move between the tank and Earth.

C

Connect to bare metal, so protons can move between the tank and Earth.

D

Connect to thicker paint, so protons can move between the tank and Earth.

Markscheme

11.2 Uses, dangers and electric fields Questions

  1. GCSE
  2. /Physics
  3. /11.2 Uses, dangers and electric fields

80 exam-style questions on Edexcel GCSE Physics 11.2 Uses, dangers and electric fields, covering 11.2.1 Uses of electrostatic charge, 11.2.2 Dangers of sparking, 11.2.3 Electric fields, and 11.2.4 Electric fields and static electricity. Each one has a worked solution and a mark scheme showing where the marks go.

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