l Help Ch.18 Homework, pt. 5 Begin Date: 2/12/201 18 2:00:00 PM -Due Date: 2/14/
ID: 1578833 • Letter: L
Question
l Help Ch.18 Homework, pt. 5 Begin Date: 2/12/201 18 2:00:00 PM -Due Date: 2/14/2018 5:00:00 PM End Date: 2/16/2018 9:59.00 AM (100%) Problem:: below. Randomized Variables onsider the circuit in the di m, with sources of emf listed 29 V 5.0 20 -3.5v 38 V 78 Es ©t heexpertta.com 33% Part (a) Find li in amps. Grade Summary Deductions 0% Potential 100% sin0 cos0 tano a 78 9 cotan0 asin0acos0 atan0 acotan0sinh0 cosh0 tanh cotanh0 Attempts remaining (4% per attempt) detailed view 4 5 6 O Degrees O Radians Hint I give up Hints: 1% deduction per hint. Hints remaining: 3 Feedback: 1% deduction per feedback. iii 33% Part (b) Find /2 in amps. 33% Part (c) Find 13 in amps. All coneet 2018 Rapen TA, LLCExplanation / Answer
Applying KVL :
- 5 i1 + 29 - 0.10 i1 - 20 i1 + 40i2 + 0.50i2 - 44 = 0
- 25.1i1 + 40.5i2 = 15 ..... (i)
44 - 0.50 i2 - 40i2 - 0.20 i3 - 38 - 0.05i3 + 3.5 - 78i3 = 0
40.5 i2 + 78.25 i3 = 9.5 ..... (ii)
KCL : i1 + i2 - i3 = 0 .... (iii)
Solving, i1 = - 0.227 A
i2 = 0.230 A
i3 = 0.00255 A
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