A combined circuit has two resistors in series (27.5 ohms and 33.0 ohms) and another in parallel (22.0 ohms). If the power source is 9.0 volts, what will the current be?
Select one of the options below as your answer:

A.
0.062 amps
B.
16 amps
C.
0.56 amps
D.
0.32 amps
E.
39 amps

Question

A combined circuit has two resistors in series (27.5 ohms and 33.0 ohms) and another in parallel (22.0 ohms). If the power source is 9.0 volts, what will the current be?
Select one of the options below as your answer:

    A.
    0.062 amps
    B.
    16 amps
    C.
    0.56 amps
    D.
    0.32 amps
    E.
    39 amps

anonymous · Answer

The total resistance is equal to $$ R=\frac{(27.5+33.0)22.0}{27.5+33.0+22.0}=16.1\Omega$$
Thus, The current is $$I=\frac{V}{R}=\frac{9}{16.1}=0.56 \text{A}$$

anonymous · Answer

TY and TY