Physics 5054 · O Level · Electrical current

Electrical current — practice question

A camera flash works as a capacitor discharges through a flash-tube. During $3.2\,\text{ms}$, a charge of $6.0\,\text{C}$ flows through the flash-tube. What is the mean current in the flash-tube?

  • A$0.019\,\text{A}$
  • B$1.9\,\text{A}$
  • C$19\,\text{A}$
  • D$1900\,\text{A}$

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