n The Expert TA 1 Human-like G × Chegg Study Guided Sciuto × Kylie c Secure http
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n The Expert TA 1 Human-like G × Chegg Study Guided Sciuto × Kylie c Secure https://ust49wa.theexpertta.c TakeTutorialAssignment.aspx Class I Help Review Extra Credit Begin Date: 7/20/2017 11:59:00 AM -- Due Date: 8/8/2017 11:59:00 PM End Date: 8/8/2017 11:59:00 PM (6%) Problem 5: Suppose you have the 825 F capacitor of a heart defibrillator at a potential difference of 175 x 104 V Randomized Variables C = 825 F V= 17.5 x 104 V 50% Part (a) What is the energy stored in it in J? 50% Part (b) Find the amount of stored charge in mC Grade Summary Potential Submissions 0% 100% cosO tan sin Attempts remaining: 210 (0% per attempt) detailed vievw cotan0 asin) acosO 1 2 3 atanO acotan)sinhO coshOtanh) cotanhO Degrees Radians END BACKSPACE DEL CLEAR Submit Hint I give up! Hints: 0% deduction per hint. Hints remaining: 2 Feedback: 0% deduction per feedbackExplanation / Answer
Given that,
C = 8.25 x 10-6 F and V = 17.5 x 104
(a) Now E =CV2/2 = 8.25 x 10-6 x (17.5 x 104)2 /2 = 126328.12 J
(b) Charge can be calculated by the following formula,
Q = C x V = 8.25 x 17.5 x 10-2 = 144.375 x 10-2 C or 1443.75 mC here I have simplified the calculation,
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