A conducting ring is placed around the core of an electromagnet as sho – McqOptions

MCQOPTIONS

1.	A conducting ring is placed around the core of an electromagnet as shown in fig. When key K is pressed, the ring
A.	Remain stationary
B.	Is attracted towards the electromagnet
C.	Jumps out of the core
D.	None of the above
Answer» D. None of the above

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