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.com/Common/TakeTutorialAssignment.aspx 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 8: A circuit consisting of 5 resistors is shown in the graph. Their resistances are R1 = 16 , R2 = 25 , R3 = 92 , R4 = 47 , and R5 = 21 , and the emf of the battery is 2.5 V. Suppose the internal resistance of the battery is zero Otheexpertta.com 14% Part (a) Express the equivalent resistance of the combination of R2, R3, and R4 -là 14% Part (b) Express the total resistance of the circuit R in terms of R1, R2, R3, R4, and R5 14% Part (c) Calculate the numerical value of the total resistance R in 14% Part (d) Express the current I through R1 in terms of the emf and the equivalent resistance R 0S 14% Part (e) Calculate the numerical value of 1 in A là 14% Part (f) Express the power P dissipated by R1 through 1 and R1 14% Part (g) Calculate the numerical value of the power P in W Grade Summary Deductions Potential 0% 100% Submissions Attempts remaining: 20 (0% per attempt) detailed view sinO tan() cosO cotan0 asin) acosO atan0acotan sinh0 cosh)tanh) cotanhO 12 3 0 ENDExplanation / Answer
A)equivalent resistance of R2, R3, R4 = 1/(1/R2 + 1/R3 +1/R4)
B) R = R1+R5 + 1/(1/R2 + 1/R3 +1/R4)
C) R = 16+21+ 1/(1/25+1/92+1/47)
= 50.86 ohm
D) I = E/R
E) I = 2.5/50.86
= 0.04915 A
F) P = I^2 R1
G) P = 0.04915^2 *16
= 0.03865 W
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