Electro Magnetic Induction And Alternating Currents Question 462
Question: A rectangular coil has a long straight wire passing through its centroid perpendicular to its plane as shown. If current through the wire varies as , induced current in the coil will be (Given R = Resistance of the coil)
Options:
A)
B)
C) zero
D)
Show Answer
Answer:
Correct Answer: C
Solution:
- The magnetic flux through the coil will be zero, and so induced emf in it will be zero.