Electromagnets and heating effect of electric current — task. Science State Board, Class 7.

PDF chapter test TRY NOW

1. Which of the following materials are the examples of electromagnets?

Motor
Leather
Electric cookers

2. Which of the following appliances use heating effect of current?

Exhaust fan
Electric cookers
Motor

Login or Fast registration

Previous exercise

Exit to the topic

Did you find an error?

Register for free to see more content

Register for free to see more content