A phone battery gives a steady current of 0.40 A.
How long does it take for 1200 C of charge to flow?
480 minutes480\ \text{minutes}480 minutes
50 minutes50\ \text{minutes}50 minutes
3000 minutes3000\ \text{minutes}3000 minutes
8.0 minutes8.0\ \text{minutes}8.0 minutes
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.