Content protected from screenshots
GKFix.in
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
Home
My Profile
General Knowledge
Categories
Concept Builder
Start Quiz
Logout
GKFix MCQ Question
Test your knowledge and learn something new
Home
MAGNETIC EFFECTS OF CURRENT AND MAGNETISM
Question #83065
Back to Home
View All MAGNETIC EFFECTS OF CURRENT AND MAGNETISM Questions
36 Views
Question
Which of the following best describes the role of the magnetic field in a loudspeaker?
A. It generates electrical current
B. It amplifies the sound directly
C. It interacts with the voice coil to produce vibrations
D. It cools the device
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
Why is the earth wire usually green or green with a yellow stripe?
33
Which finger represents the magnetic field direction in Fleming’s left-hand rule?
39
How does the force on a conductor change if its length in the field is halved?
36