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Circuits, Ohm's Law, and Power

Total questions: 35

Worksheet time: 2hrs 45mins

Name
Class
Date
1.
what is this symbol for?
a)
light bulb
b)
switch
c)
battery
d)
resistor
2.
A series circuit has how many pathways for the electrons to flow?
a)
Two
b)
One
c)
Many
d)
Zero
3.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
4.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
5.
this is the symbol for a _____?
a)
switch
b)
light 
c)
battery
d)
wires
6.
Find the total resistance, total current and total voltage for the following circuit
a)
VT = 9 V
I T = 3
RT = 14
b)
VT = 9
I T = 0.64
RT = 14
c)
VT = 9 
I T = 6.3
RT = 1.4
d)
VT = 9
I T = 0.64
RT = 1.4
7.
The current going through the 180 ohm resistor is 
a)
0.05 amps
b)
0.2 amps
c)
0.1 amps
d)
20 amps
8.
The current going through the 45 ohm resistor is 
a)
0.05 amps
b)
0.2 amps
c)
0.1 amps
d)
5 amps
9.

The current going through the 90 ohm resistor is

a)

10 amps

b)

0.1 amps

c)

0.2 amps

d)

.001 amps

10.
The total resistance of this circuit is 
a)
25.7 ohms
b)
315 ohms
c)
324 ohms
d)
90 ohms
11.
The total current going through the circuit is
a)
0.35 amps
b)
0.0286 amps
c)
0 amps
d)
9 amps
12.

What is the total resistance of this circuit?

a)

155 Ω

b)

21.63Ω

c)

40.90

d)

31.94 Ω

13.
A device that contains a thin strip of metal for charges to flow is called a ______.
a)
fuse
b)
circuit 
c)
overloaded circuit
14.
This is an example of a _______ circuit
a)
open
b)
series
c)
parallel
d)
square
15.
This is an example of a ______ circuit
a)
Series
b)
Parallel
c)
Open
d)
Dihexihedral
16.

In the circuit below, what is the voltage across R1?

a)

12 V

b)

6 V

c)

8 V

d)

4 V

17.

What is the current through R1?

a)

10 A

b)

5 A

c)

7 A

d)

2 A

18.

(Hint: Sketch first) 3 resistors are connected to a 9 V battery in a series circuit, the first resistor uses 6 V, the second uses 2 V. How much voltage does the third resistor use?

a)

1 V

b)

2 V

c)

3 V

d)

9 V

19.

Current is measured in?

a)

Volts

b)

Amps

c)

Ohms

d)

Watts

20.

Resistance is measured in?

a)

Volts

b)

Amps

c)

Ohms

d)

Watts

21.

What is the Total Resistance for this circuit?

a)

200

b)

330

c)

460

d)

560

22.
This is the symbol for a ...
a)
Wire
b)
Battery
c)
Buzzer
d)
Fuse
23.

What is the following symbol represent?

a)

Wire

b)

Resistor

c)

Battery

d)

Switch

24.

wood is a(n) _____?

a)

conductor

b)

insulator

25.
A material in which electrons are able to move easily
a)
Circuit
b)
Insulator 
c)
Resistance 
d)
Conductor 
26.

V in the equation stands for and is measured in

a)

current in amps

b)

voltage difference in volts

c)

resistance in ohms

27.

I in the equation stands for and is measured in

a)

current in amps

b)

voltage difference in volts

c)

resistance in ohms

28.

R in the equation stands for and is measured in

a)

current in amps

b)

voltage difference in volts

c)

resistance in ohms

29.

The letter P stands for and is measure in

a)

Power measured in watts

b)

Current measured in amps

c)

Volts measured in volts

d)

momentum measured in kg

30.

What kind of circuit is this

a)

Series

b)

Parallel

c)

World Series

31.

What kind of circuit is this?

a)

Series

b)

parallel

c)

World Series

32.

The voltage supplied to a circuit is 18 V and the current running through is 20 A. What is the power generated?

a)

170 W

b)

170 A

c)

1.7 V

d)

1.7 W

33.

A light bulb operating at a dc voltage of 100 V has a resistance of 200 Ω. How much power is dissipated in this bulb?

a)

100 W

b)

60 W

c)

50 W

d)

200 W

34.
The voltage supplied to a circuit is 17 V and the current running through is 10 A. What is the power generated?
a)
170 W
b)
170 A
c)
1.7 V
d)
1.7 W
35.
If an oven has a power of 2000 W and the voltage is 230 V what fuse is required?
a)
3A
b)
5A
c)
13A

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