An old woman who had suffered from a heart ** was taken to the hospital by her grandson who is in class XII. The grandson has studied in physics that, to save a person who is suffering from a heart **, regular beating of the heart is to be restored by delivering a jolt to the heart using a defibrillator whose capacity is 70 micro farad and charged to a potential of 5000 V and energy stored in 875 J; 200 J of energy is passed through a person'* body in a pulse lasting 2 milliseconds. The old woman gets panicked and refuses to be treated by defibrillator. Her grandson then explains to her the process that would be adopted by medical staff and how the result of that would bring her back to normalcy. The woman was then treated and was back to normal.
(i) What according to you, are the values displayed by the grandson ?
(ii) How much power is delivered to the body to save a person' life from heart ***** ?
