WorksheetsAST111 Review-Test
Total questions: 11
Worksheet time: 20mins
Name
Class
Date
1.
Name ( Last Name, First Name)
4 lines
2.
In a circuit branch, 4 A enters and splits into 1.5 A and another branch. How much current flows in the second branch?
a)
1.5 A
b)
2.5 A
c)
3.5 A
d)
4.0 A
3.
A 9 V battery causes 3 A current through a resistor. When another resistor is added in series, total current becomes 2 A. What is the added resistance?
a)
1.5 Ω
b)
2 Ω
c)
3 Ω
d)
1 Ω
4.
A circuit has 2 A through a 6 Ω resistor. Voltage across it is:
a)
3 V
b)
12 V
c)
6 V
d)
24 V
5.
Two resistors (6 Ω and 3 Ω) are connected in parallel. What is the equivalent resistance?
a)
2 Ω
b)
9 Ω
c)
4 Ω
d)
18 Ω
6.
A 12 V battery supplies current through a 4 Ω resistor. If another 4 Ω resistor is added in series, how does the current change?
a)
Doubles
b)
Halves
c)
Becomes ⅔
d)
Stays the same
7.
Adding resistors in series decreases the total resistance.
a)
True
b)
False
8.
In a parallel circuit, voltage across all branches is equal.
a)
True
b)
False
9.
According to Kirchhoff"s Law, current entering a junction equals current leaving.
a)
True
b)
False
10.
In scientific notation, 1.23×10^-3 is greater than 1.23×10^-2
a)
True
b)
False
11.
A decrease in resistance with constant voltage increases power.
a)
True
b)
False
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