A. 4.0Ω
B. 3.0Ω
C. 1.5Ω
D. 1.0Ω

Correct Answer:

Option A – 4.0Ω

Explanation

r = E/I−R

r = (1.5/0.3)−1

r = 4Ω

<p>Copyright warnings! Do not copy.</p>

Earn Your Degree In 3 Years Without Writing UTME. Click Here To Learn More.