Question Detail

PHY 102 Test Compilation PHY 102 3 Objective Question

Question

Three resistors 2Ω, 4Ω, 5Ω in parallel across 20 V. Total current?
Options
A 10 A
B 2 A
C 11 A
D 19 A
Correct Answer
Correct Answer

Option D is the correct answer.

Detailed Explanation

I₁ = 20/2 = 10 A, I₂ = 20/4 = 5 A, I₃ = 20/5 = 4 A. Total = 10+5+4 = 19 A.

Hint

Parallel: I = V/R each, sum.

Question Info