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3.1 Static and charge

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Question 30
H

During a lightning strike, a charge of 24 C flows with a mean current of 30 kA30\ \text{kA}30 kA.

How long does the lightning strike last?

[1]
A

8.0 ms8.0\ \text{ms}8.0 ms

B

0.80 ms0.80\ \text{ms}0.80 ms

C

0.80 s0.80\ \text{s}0.80 s

D

1.25 ms1.25\ \text{ms}1.25 ms

Markscheme

3.1 Static and charge Questions

  1. GCSE
  2. /Physics
  3. /3.1 Static and charge

43 exam-style questions on OCR GCSE Physics 3.1 Static and charge, covering 3.1.1 Positive and negative charge, 3.1.2 Static electricity and forces between charged objects, 3.1.3 Electron transfer and static electricity, 3.1.4 Electric fields, 3.1.5 Current as a flow of charge, 3.1.6 Current in a single closed loop, and 3.1.7 Charge, current and time. Each one has a worked solution and a mark scheme showing where the marks go.

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