GKFix MCQ Question

What is the correct loop equation for loop 'ahdefga' as given in the text?

• A. -30I₁ - 41I₂ + 45 = 0
• B. 30I₁ + 21I₃ = 80
• C. -30I₁ + 21I₃ + 80 = 0
• D. -30I₁ + 21I₃ - 80 = 0