

Electromagnetic Applications
Flashcard
•
Engineering
•
11th Grade
•
Practice Problem
•
Hard
Harsha Vanjani
FREE Resource
Student preview

7 questions
Show all answers
1.
FLASHCARD QUESTION
Front
What do electric motors do?
Back
Convert electrical energy into mechanical energy using electromagnetic forces.
2.
FLASHCARD QUESTION
Front
What do generators do?
Back
Convert mechanical energy into electrical energy.
3.
FLASHCARD QUESTION
Front
Where are electromagnets used?
Back
In cranes to lift heavy metal objects in scrapyards, MRI machines for medical imaging, and in magnetic locks and relays in electrical circuits.
4.
FLASHCARD QUESTION
Front
What is the function of maglev trains?
Back
Use magnetic levitation to float above tracks, reducing friction and allowing high-speed travel.
5.
FLASHCARD QUESTION
Front
How are electromagnetic waves used in wireless communication?
Back
They are used in radio, TV, mobile phones, and Wi-Fi.
6.
FLASHCARD QUESTION
Front
What is the purpose of transformers in power distribution?
Back
To step up or step down voltage for efficient transmission of electricity.
7.
FLASHCARD QUESTION
Front
Where is induction heating used?
Back
In cooktops and industrial processes to heat materials without direct contact.
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