O-LevelPhysicsElectricity5054/12 · Oct/Nov 2018 · Q321 Mark
A defibrillator is a device that is used to give an electric shock to a patient’s heart. It supplies an electric shock with energy 240 J at an average voltage of 2000 V for 10 ms. What is the average current it supplies?
A0.012 A
B1.2 A
C12 A
D120 A
✓ Correct answer
C: 12 A
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