Content protected from screenshots
GKFix.in
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
GKFix.in
Home
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
Start Quiz
GKFix MCQ Question
Test your knowledge and learn something new
Home
ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENTS
Question #85820
Back to Home
View All ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENTS Questions
21 Views
Question
A conducting ring is placed on a coil connected to AC. The ring jumps up. Why?
A. Thermal expansion
B. Electrostatic repulsion
C. Induced current in the ring creates a repulsive magnetic field
D. Air pressure lifts it
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the self-induced emf commonly called in electrical circuits?
21
What is the main principle behind the operation of an AC generator?
16
Which of the following best describes the position of the armature when the induced emf is maximum i...
8
There are how many centrally protected monuments and sites under the jurisdiction of the Archaeologi...
(Current Affairs)
34
How many sewage treatment plants (STPs) does the Delhi Jal Board currently operate, and how many are...
(Current Affairs)
35