Q. The magnitude of the earth’s magnetic field at a place is $B_{0}$ and the angle of dip is $\delta$. A horizontal conductor of length $l$ lying magnetic north-south moves eastwards with a velocity $v$. The emf induced across the conductor is
A) Zero
B) $B_{0}lvsin\delta$
C) $B_{0}lv$
D) $B_{0}lv\ cos\delta$
Explanation
The correct answer is Option B: $B_{0}lvsin\delta$.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.