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Ohms Law Review
Test Description: Reviewing the basics of Ohms Law
Instructions: Answer all questions to get your test result.
1) What is the symbol for Resistance?
A
V
B
R
C
I
D
W
2) What is the symbol for Current?
A
C
B
R
C
V
D
I
3) What is the symbol for Voltage
A
R
B
P
C
V
D
I
4) Which formula is correct?
A
V = I * R
B
V = I + R
C
V = R / I
D
V = I / R
5) Which formula is correct?
A
I = V / R
B
I = R / V
C
I = R + R + V
D
I = R * V
6) Which formula is correct?
A
R = V + P
B
R = V * P
C
R = V / I
D
R = V * I
7) If a circuit has 20 V and 2 A? What is the resistance?
A
5 Ohms
B
14 Watts
C
5 Watts
D
10 Ohms
8) If a circuit has 10 V and 1.5 K Ohms, what is the current?
A
6.67 milli Volts
B
0.0067 Volts
C
6.67 milli Amps
D
6.67 micro Amps
9) If a circuit has 20 K ohms and 50 milli amps, what is the voltage?
A
1 KV
B
10 V
C
0.01 V
D
10000 V
10) If a circuit has 100 milli Amps and 5 volts, what is the resistance?
A
50 Mega Ohms
B
20 Ohms
C
50 Ohms
D
500 Kilo Ohms
*select an answer for all questions
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