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A 40 micro farad 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 is1) 45 kW2) 90 kW3) 180 kW4) 360 kW

A 40 micro farad 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 is1) 45 kW2) 90 kW3) 180 kW4) 360 kW

Grade:12

1 Answers

Arun
25763 Points
3 years ago
Dear student
 
Power = ½ C V² /t = 40 * 10^-6 * (3000)^2 /(2*2* 10^-3)
 = 90000 watts
 = 90 kW
 
Hope it helps
 

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