Name: 
 

High School Physics - Lesson 7 - Practice Exercise 7-1 - Predict the Voltage of Current


Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 1. 
What is the current of a circuit that has 3 V and 0.5 ohm of resistance?
a.
4 A
c.
6 A
b.
5 A
d.
7 A
 

 2. 
What is the voltage if the current is 0.5 A (amperes) and the resistance is 0.8 ohm?
a.
0.4V
c.
1.2V
b.
0.7V
d.
0.9V
 

 3. 
What is the resistance if the voltage is 3.0 V and the current is 1.5 A?
a.
3A
c.
4A
b.
2A
d.
5A
 

 4. 
What is the current on X, Y, and Z? (resistance on X, Y, and Z are same)
mc004-1.jpg
a.
9A
c.
8A
b.
7A
d.
10A
 

 5. 
What does the variable "R" represent in the equation R = mc005-1.jpg?

a.
resistance
c.
velocity
b.
current
d.
voltage
 



 
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