A cardiac defibrillator is used to shock a heart that is beating erratically. A capacitor in...

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A cardiac defibrillator is used to shock a heart that is beating erratically. A capacitor in...

A cardiac defibrillator is used to shock a heart that is beating erratically. A capacitor in this device is charged to 5.0 kV k V and stores 1100 J J of energy.

capacitance?

science physics

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Answer 1

Answer #1

Given,

Potential difference ,V = 5000

Energy of the capacitor, E = 1/2*C*V² =1100 J

0.5*C*(5000)² = 1100 J

C = 2200/(5000)²

C = 0.000088 F = 88 microfarad is the correct answer

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Answer 2

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