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Day 3 DC Series Circuit

Total questions: 28

Worksheet time: 26mins

Name
Class
Date
1.

In a DC Series Circuit, which component of the circuit would be constant.

a)

Current

b)

Voltage

2.

In a DC circuit this provides a path for the flow of electrons from the negative to the positive terminal of the battery

a)
resistor
b)
semiconductor
c)
conductor
d)
insulator
3.

Which one of these represent a control device in a DC circuit

a)

Fuse

b)
Switch
c)

Circuit Breaker

4.

Which one of these represent a safety device in a DC circuit

a)
Switch
b)

Throw

c)
Fuse
5.

True or False: Resistance is constant in a DC Series circuit

a)
True
b)
False
6.

This physicist helped explain the behavior of voltage and current in electrical circuits

a)

Gustav Robert Kirchoff

b)
Nikola Tesla
c)
Thomas Edison
d)
Albert Einstein
7.

Electromotive Force is also known as:

a)

Voltage

b)

Power

c)

Current

d)

Resistance

8.

Explain voltage drop in a circuit:

a)
Voltage drop occurs only in parallel circuits
b)
Voltage drop is not affected by the resistance of components
c)

Voltage drop refers to the loss in electrical pressure caused by forcing electrons through a resistance

9.

Current is constant in a DC Series circuit:

a)
True
b)
False
10.

The wattage value is equal to ____.

a)

I X R

b)

E/R

c)

I X E

d)

I/R

11.

This circuit has only one path for current to flow

a)

series

b)

parallel

12.

What is the total resistance in this series circuit?

a)

350 Ω\Omega

b)

550 Ω\Omega

c)

500 Ω\Omega

d)

450 Ω\Omega

13.

Ohm's Law is equal to...

a)

E=I/R

b)

E=I x R

c)

E= I2I^2 /R

14.

Which resistor has the most current going through it?

a)

100 Ω\Omega

b)

50 Ω\Omega

c)

300 Ω\Omega

d)

all the same

15.

What is the total resistance of the circuit?

a)

9 Ω\Omega

b)

3 Ω\Omega

c)

27 Ω\Omega

d)

1 Ω\Omega

16.

What is the total current of the circuit, if the total resistance is 9Ω?

a)

2A

b)

1A

c)

0.33A

d)

3A

17.

If the total current is 1A, what is the current going through the middle resistor?

a)

2A

b)

1A

c)

0.33A

d)

3A

18.

If the current is 15 A and the resistance is 4Ω, what is the voltage on the battery?

a)

40V

b)

30V

c)

50V

d)

60V

19.

Name the charged particle, which is part of an atom, that flows in a circuit

a)

proton

b)

electron

c)

neutron

20.

In a series circuit like this, devices ___.

a)

are either ALL ON or ALL OFF

b)

can be turned on or off individually

21.

If bulb #1 in this series circuit broke, bulb #2 would

a)

stay on

b)

go off

22.

If bulb #2 in this series circuit broke, bulb #1 would

a)

stay on

b)

go off

23.

If more bulbs were added to this circuit, each bulb would get ___.

a)

brighter

b)

dimmer

24.

In this circuit, the electrons have ____ path(s) to follow.

a)

1

b)

more than 1

25.

Look at this Christmas tree lights. Are they connected in series or parallel?

a)

Series

b)

Parallel

26.

The total resistance in this circuit is

a)

100 Ω

b)

450 Ω

c)

400 Ω

d)

30 Ω

27.

Which resistor will prevent the most current flow?

a)

1 Ω

b)

100 Ω

c)

1000 Ω

d)

0.5 Ω

28.
this circuit is .....?
a)
open
b)
parallel
c)
closed
d)
The cutest little circuit evah!