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11.2 Uses, dangers and electric fields

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Question 8
F

An insecticide sprayer produces droplets that all have the same charge. The droplets spread out and are attracted to nearby leaves.

The charging unit is switched off. The droplet size and liquid flow rate stay the same.

Which two effects are expected?

[1]
A

More spreading of droplets; less electrostatic attraction to leaves.

B

Less spreading of droplets; more electrostatic attraction to leaves.

C

More spreading of droplets; more electrostatic attraction to leaves.

D

Less spreading of droplets; less electrostatic attraction to leaves.

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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