Two resistors R1 = (4 pm 0.8) Omega and ...

Two resistors `R_1 = (4 pm 0.8) Omega and R_2 (4 pm 0.4) Omega` are connected in parallel. The equivalent resistance of their parallel combination will be :

A

`(4 pm 0.3) Omega`

B

`(4 pm 0.4) Omega `

C

`(2 pm 0.4) Omega`

D

`(2 pm 0.3) Omega`

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