
Heating Effect of Electric Current

Interactive Video
•
Physics, Science
•
7th - 10th Grade
•
Hard

Jackson Turner
FREE Resource
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6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT an example of an appliance that uses the heating effect of electric current?
Electric iron
Refrigerator
Electric kettle
Soldering iron
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of devices like electric cookers and electric boilers?
To convert electrical energy into light energy
To convert electrical energy into sound energy
To convert electrical energy into mechanical energy
To convert electrical energy into heat energy
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the activity, which wire heated up to red hot when connected to a 6-volt battery?
Aluminium wire
Nichrome wire
Copper wire
Iron wire
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why did the nichrome wire heat up more than the aluminium wire in the experiment?
Because it has higher resistance
Because it has lower resistance
Because it is longer
Because it is thicker
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following factors does NOT affect the heat produced by electric current?
Resistance of the conductor
Intensity of electric current
Time of current flow
Color of the wire
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the factors that affect the heating effect of electric current?
Current intensity, voltage, and color
Voltage, current intensity, and length
Resistance, current intensity, and time
Resistance, voltage, and thickness
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