WorksheetsRecap Quiz
Total questions: 15
Worksheet time: 23mins
Name
Class
Date
1.
If 2x + 5 = 15, what is the value of x?
a)
x = 5
b)
x = 20
c)
x = 3
d)
x = 10
2.
Transposing the formula V = IR, what is the formula for calculating current?
a)
I = V * R
b)
I = V + R
c)
I = R/V
d)
I = V/R
3.
What unit is used to measure current?
a)
Ohms
b)
Omega
c)
Volts
d)
Amps
4.
What unit is used to measure resistance?
a)
Ohms
b)
Omega
c)
Volts
d)
Amps
5.
What is the resistance of a lightbulb that experiences 9 Volts and 3 amps of current?
a)
1/3 ohms
b)
3 ohms
c)
27 ohms
d)
9 ohms
6.
What is the voltage of a circuit with 4 ohms of resistance and 3 amps of current?
a)
12 V
b)
21 V
c)
4/3 V
d)
3/4 V
7.
What is Resistance?
a)
The flow of electrons
b)
Electric potential difference
c)
A battery
d)
The ability to reduce the flow of electrons
8.
What is the Voltage of a circuit that has a resistance of 5 Ω and a current of 2 A?
a)
25 V
b)
10 V
c)
2.5 V
d)
0.4 V
9.
What is the formula for ohms law?
a)
1+2=3
b)
R X E = I
c)
V =I x R
d)
E= MC squared
10.
How do you calculate voltage?
a)
Current X Resistance
b)
Resistance ÷ Current
c)
Current ÷ Resistance
d)
Measure it with a ruler
11.
What voltage is needed to cause a 2A current flow through a 10Ω resistor?
a)
5V
b)
0.2V
c)
20V
d)
200V
12.
What resistance is needed to cause a 50A current flow because of a 500V battery?
a)
10Ώ
b)
5Ώ
c)
2500Ώ
d)
550Ώ
13.
The mathematical relationship among Voltage, Current, and Resistance
a)
Faraday's Law
b)
Tesla's Law
c)
Edison's Law
d)
Ohm's Law
14.
The flow of electricity requires a
a)
complete path
b)
incomplete path
c)
insulated current
d)
complex circuit
15.
This circuit has a 24 volt battery and the resistor is 8 ohms. How many amps are running through the circuit?
a)
3 Amps
b)
192 Amps
c)
2 Amps
d)
4 Amps
100 %
