Question

A 5 Ω and a 5 Ω resistor are in parallel. What is their total resistance?
A. 10 Ω
B. 2.5 Ω
C. 25 Ω
D. 5 Ω

Answer 1

Answer:

B. 2.5 Ω

Explanation:

$\frac{1}{5} +\frac{1}{5}=0.4$

Put a one on top of the 0.4

$\frac{1}{0.4} =2.5$