Three resistors with resistances of 2.0 Ω, 6.0 Ω, and 12 Ω are connected across an ideal dc voltage source V as shown in the figure. If the total current through the circuit is I = 2.0 A, what is the applied voltage V?
A)6.0 V
B)3.0 V
C)2.0 V
D)2.7 V
E)1.5 V

Question

Three resistors with resistances of 2.0 Ω, 6.0 Ω, and 12 Ω are connected across an ideal dc voltage source V as shown in the figure. If the total current through the circuit is I = 2.0 A, what is the applied voltage V? 
A)6.0 V 
B)3.0 V 
C)2.0 V 
D)2.7 V 
E)1.5 V

Quizplus · Accepted Answer

The Answer of Three resistors with resistances of 2.0 Ω, 6.0 Ω, and 12 Ω are connected across an ideal dc voltage source V as shown in the figure. If the total current through the circuit is I = 2.0 A, what is the applied voltage V? 
A)6.0 V 
B)3.0 V 
C)2.0 V 
D)2.7 V 
E)1.5 V

Three Resistors with Resistances of 2