Physics - EMI/AC Question with Solution | TestHub
PhysicsEMI/ACFaraday law/Lenz lawEasy2 minPYQ_2020
PhysicsEasysingle choice
A coil is suspended in a uniform magnetic field, with the plane of the coil parallel to the magnetic lines of force. When a current is passed through the coil, it starts oscillating. It is very difficult to stop, but if an aluminium plate is placed near to the coil, it stops. This is due to
Options:
Answer:
C
Solution:
When an aluminium plate is placed near to the coil, electromagnetic induction in the aluminium plate gives rise to electromagnetic damping that helps to stop the motion.
Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:EMI/ACSubtopic:Faraday law/Lenz law
⏱ 2mℹ️ Source: PYQ_2020
Doubts & Discussion
Loading discussions...
