Three resistors are placed in a circuit as shown. The potential difference between points A and B is 30 V.
-What is the potential drop across the 10-$\varOmega$ resistor?
A)10 V
B)20 V
C)30 V
D)60 V
E)100 V

Question

Three resistors are placed in a circuit as shown. The potential difference between points A and B is 30 V. 
-What is the potential drop across the 10-$\varOmega$ resistor?
A)10 V 
B)20 V 
C)30 V 
D)60 V 
E)100 V

Quizplus · Accepted Answer

The potential drop across the 10-$\varOmega$ resistor is 10 V because the current through the resistor is 1 A and the resistance of the resistor is 10 $\varOmega$.

Three Resistors Are Placed in a Circuit as Shown Ω\varOmegaΩ Resistor? A)10 V B)20 V C)30 V D)60 V E)100

Three Resistors Are Placed in a Circuit as Shown $\varOmega$ Resistor?
A)10 V
B)20 V
C)30 V
D)60 V
E)100