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25.41    Treatment of Heart Failure.   A heart defibrillator is used to enable the heart to start beating if it has stopped. This is done by passing a large current of 12 A though the body at 25 V for a very short time, usually about 3.0 ms. (a) What power does the defibrillator deliver to the body, and (b) how much energy is transferred?

Question

25.41    Treatment of Heart Failure.   A heart defibrillator is used to enable the heart to start beating if it has stopped. This is done by passing a large current of 12 A though the body at 25 V for a very short time, usually about 3.0 ms. (a) What power does the defibrillator deliver to the body, and (b) how much energy is transferred?

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Step 1

The current passing through the heart defibrillator is 12A, and volta...

V, voltage 25 V
|1,current = 12 A
P VxI
25 V x12A
-300 W
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V, voltage 25 V |1,current = 12 A P VxI 25 V x12A -300 W

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