Question

if two resistance of 2 ohms each are connected in parallel the equivalent resistance is?

Answer 1

The equivalent resistance will be equal to 1 Ohm.

Answer 2

Using formula 1/Rt = 1/R1 + 1/R2 + 1/R3

1/Rt = 1/2 + 1/2
= 2/2
= 1

Your answer is $\red{one}$