MHT-CET Physics and Chemistry Full Test-17 PHY-QUE-45 Solutions

Question-45 The value of current I in the given circuit is

(A) 7 A

(B) 8 A

(C) 18 A

(D) 10 A

Answer : (C)

Explanation:

Using KCL,

I₁ = 20 − 15 = 5 A

I₂ = 5 + 3 = 8 A

I₃ = 15 − 5 = 10 A

∴ I = I₂ + I₃ = 18 A