JavaScript isn't enabled in your browser, so this file can't be opened. Enable and reload.
15-Current Electricity Test
* Indicates required question
Email
*
Your email
Name
*
Your answer
Which part of an electric circuit transforms electrical energy into other usable forms of energy?
*
1 point
load
switch
power source
connecting wires
An iphone has a 3.6 V battery. The resistance of the phone is 50.0 Ω. Calculate the current going through this circuit.
*
1 point
180 A
13.9 A
0.072 A
46.4 A
Where in this circuit would you insert a switch such that when the switch is open, two lights are off but one is on?
*
1 point
A
B
C
D
What is a short circuit?
*
1 point
A circuit that uses wires that are less than 15cm long
A circuit that does not have a power source
A circuit where the resistance is so high that the current is extremely low
A circuit where the resistance is virtually zero causing the current becomes extremely high
You want to buy a camp stove to take on an upcoming camping trip. You are considering three different models. Which model is the most efficient?
*
1 point
A
B
C
What is the voltage drop across each of the light bulbs, assuming that they are all identical bulbs. The battery provides 6.0V to the circuit.
*
1 point
6.0V
3.0V
2.0V
1.0V
A grade 9 student is investigating with two different resistors. She has collected the data in the following table. Which resistor has the greater resistance?
*
1 point
Resistor A
Resistor B
An electric toaster has a current of 12.0 A going through it. It is plugged into a wall outlet.The voltage drop across the toaster is 115 V. Calculate the resistance of the toaster
*
1 point
1380 ohms
9.58 ohms
0.104 ohms
103 ohms
Based on the data table below, what is the cost of operating a computer for one month if the cost of electricity is $0.12 per kW·h.
*
1 point
$ 0.58
$ 0.50
$ 0.17
$ 576
Which of the following statements best summarizes Ohm’s Law?
*
1 point
In an electric circuit, the resistance equals the voltage divided by the current
In an electric circuit, the current equals the voltage multiplied by the resistance
In an electric circuit, the resistance is independent of voltage and current
In an electric circuit, the voltage is twice the product of the current and resistance
Option 5
Send me a copy of my responses.
Submit
Page 1 of 1
Clear form
Never submit passwords through Google Forms.
reCAPTCHA
Privacy
Terms
This form was created inside of Wellington Catholic District School Board.
Report Abuse
Forms
