(25%) Problem 3: Consider the following circuit of three resistors (R1, R2, and

Question

(25%) Problem 3: Consider the following circuit of three resistors (R1, R2, and R3), with batteries that have emfs E1 11 V and 62 44.5 V, and internal resistances r1 and r2 Randomized variables 11 V 44.5 A 33% Part (a) Find the current 11, in amps. 7 8 9 sino coso tano cotano as 4 5 6 acos0 1 2 3 atan0 acotan0 sinh0 Degrees O Radians o Hint Feedback Submit I give up! Hints Feedback: A 33% Part (b) Find the current Io, in amps A 33% Part (c) Find the current in amps 2.50 0.50 6.0 1.52 0.5 S2 Otheexpertta.com Grade Summary Deductions Potential 100% Submissions Attempts remaining: 2 4% per attempt detailed view

Explanation / Answer

i1 - i2 -i3 = 0    eq1

44.5 - (0.5+1.5)i3 - 6i1 = 0

6i1 + 2i3 = 44.5 eq2

11 - (0.5+2.5)*i2 - 6i1 = 0

6i1 + 3i2 = 11 eq3

solving for 1 , 2, 3

i1 = -4.32 A

i2 = 4.97 A

i3 = -9.29 A

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