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Electric Circuits Power Quiz

Total questions: 15

Worksheet time: 9mins

Name
Class
Date
1.

In a series circuit, if the total resistance is 10 ohms and the current flowing through the circuit is 2 amperes, what is the total power consumed by the circuit?

a)

20 watts

b)

40 watts

c)

10 watts

d)

5 watts

2.

What is the total voltage across a series circuit with three resistors of 2 ohms, 3 ohms, and 5 ohms, if the current flowing through the circuit is 1 ampere?

a)

10 volts

b)

5 volts

c)

15 volts

d)

20 volts

3.

In a parallel circuit, if the voltage across each branch is 12 volts, what is the power consumed by a branch with a resistance of 6 ohms?

a)

24 watts

b)

12 watts

c)

6 watts

d)

2 watts

4.

If a parallel circuit has a total current of 6 amperes and consists of three branches with equal resistance, what is the current through each branch?

a)

2 amperes

b)

3 amperes

c)

1 ampere

d)

6 amperes

5.

In a combination circuit, if the total power consumed is 60 watts and the total voltage is 12 volts, what is the total current flowing through the circuit?

a)

5 amperes

b)

10 amperes

c)

15 amperes

d)

20 amperes

6.

What is the equivalent resistance of a series circuit with resistors of 4 ohms, 6 ohms, and 10 ohms?

a)

20 ohms

b)

10 ohms

c)

4 ohms

d)

6 ohms

7.

In a parallel circuit, if one branch has a resistance of 8 ohms and another branch has a resistance of 4 ohms, what is the total resistance of the circuit?

a)

2.67 ohms

b)

12 ohms

c)

3 ohms

d)

6 ohms

8.

A combination circuit has a series section with a resistance of 5 ohms and a parallel section with resistances of 10 ohms and 20 ohms. What is the total resistance of the circuit?

a)

10 ohms

b)

11.67 ohms

c)

7.5 ohms

d)

35 ohms

9.

If the total power consumed by a parallel circuit is 100 watts and the voltage across the circuit is 10 volts, what is the total current flowing through the circuit?

a)

5 amperes

b)

10 amperes

c)

15 amperes

d)

20 amperes

10.

In a series circuit, if the voltage across the circuit is 24 volts and the total resistance is 12 ohms, what is the current flowing through the circuit?

a)

1 ampere

b)

2 amperes

c)

3 amperes

d)

4 amperes

11.

What is the power consumed by a resistor of 5 ohms in a series circuit with a current of 3 amperes?

a)

15 watts

b)

45 watts

c)

30 watts

d)

60 watts

12.

In a parallel circuit, if the total resistance is 2 ohms and the total current is 10 amperes, what is the total voltage across the circuit?

a)

5 volts

b)

10 volts

c)

20 volts

d)

15 volts

13.

A combination circuit has a total voltage of 18 volts and a total current of 3 amperes. What is the total power consumed by the circuit?

a)

54 watts

b)

36 watts

c)

18 watts

d)

9 watts

14.
Identify the color bands on the resistors.
15.

What is the total resistance for this circuit? Round to nearest whole number.

(a)