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Ohm's Law

Total questions: 16

Worksheet time: 19mins

Name
Class
Date
1.
What size resistor would produce a 3 Amp current flow with a 12 Volt battery
a)
1 Ohm
b)
3 Ohms
c)
4 Ohms
d)
12 Ohms
2.
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
3.

If the battery produced 12.6 Volts what would be the current flow for a 6 Ohm resistor?

a)

2.1 Amps

b)

2.4 Amps

c)

1.71 Amps

d)

15 Amps

4.
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
5.

Calculate the VOLTAGE through a load, if a resistance of 500 Ω that has a current of 1.4 A flowing through it.

a)

70 V

b)

357 V

c)

.0028 V

d)

700 V

6.

If one bulb goes out in a series circuit, the remaining bulbs...

a)

also go out

b)

get brighter

c)

get dimmer

d)

explode, leaving shards of glass everywhere

7.

If the switch was opened, what would happen?

a)

the ammeter would measure a current flowing

b)

current would no longer flow, so everything would be off

c)

the bulbs would stay on because they're connected to the cell

d)

the bulbs would burn out and catch fire

8.
The picture shows an electrical circuit. This circuit is a series circuit because: 
a)
It has 3 light bulbs.
b)
The same current flows through all three light bulbs.
c)
It uses a single battery.
d)
The electrical current is divided between the three light bulbs.
9.
This circuit has more than one loop. When one light goes out, the others stay on. 
a)
closed circuit
b)
series circuit
c)
parallel circuit
d)
open circuit
10.
What is the energy source for a circuit?
a)
Light bulb
b)
Battery
c)
Wire
d)
Switch
11.

This is an example of a _______ circuit

a)

open

b)

series

c)

parallel

d)

switch

12.
what is this symbol for?
a)
light bulb
b)
switch
c)
battery
d)
resistor
13.
A series circuit has ____ path(s) that the electric current can take. 
a)
One
b)
Two 
c)
Three 
d)
Four
14.

The voltages in the parallel section of a series-parallel circuit ?

a)

a. are affected by the circuit equivalent resistance

b)

b. are difficult to determine

c)

c. are the same across the parallel components

d)

d. decrease through the circuit from component to component

15.

What is the Total Resistance in this circuit?

a)

3 ohms

b)

30 ohms

c)

30 amps

d)

90 volts

16.

What stays the same throughout this whole circuit?

a)

Resistance

b)

Voltage

c)

Parallel

d)

Current