A 10 μF capacitor in a defibrillator is charge to 3000 V.

Question

A 10 μF capacitor in a defibrillator is charged to 3000 V. The energy stored in the capacitor is sent through the patient during a pulse of duration 2 ms. The power delivered to the patient is

(a) 45 kW

(b) 90 kW

(c) 180 kW

(d) 360 kW

Answer 1

 Correct option (b) 90 kW

Explanation:

The energy stored in capacitor = 1/2 CV²