Total current flowing through the circuit:

Options

A. 0.677 A
B. 0.057 A
C. 0.87 A
D. 2.87 A

Answer

B

Explanation

`R_(AB)` and R are series
`(1)/(R.) = (1)/(R_(BC)) + (1)/(R_(L)) = (1)/(500) + (1)/(500) = (4)/(1500)`
`R. = 375 Omega`
`I = (E)/(R_(AB) + R.) = (50)/(500 + 375)`
`= 0.057 A`