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 #83481
Back to Home
View All MAGNETIC EFFECTS OF CURRENT AND MAGNETISM Questions
54 Views
Question
The polarity of an electromagnet can be reversed by:
A. increasing the current
B. reversing the direction of current
C. using a stronger core
D. reducing the number of turns
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
The direction of conventional current is:
57
Who discovered that a compass needle gets deflected when an electric current passes through a nearby...
21
What happens to the magnetic field if the number of turns in a coil is halved?
45