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11.2 Uses, dangers and electric fields

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Question 6

An isolated point charge causes a negatively charged oil droplet beneath it to experience a vertically downward electric force. The droplet is transferred to a position the same distance above the point charge, without either charge being altered.

Which gives the sign of the point charge and the direction of the electric force on the droplet in its new position?

[1]
A

Negative point charge; force vertically upwards.

B

Positive point charge; force vertically downwards.

C

Negative point charge; force vertically downwards.

D

Positive point charge; force vertically upwards.

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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