InterviewSolution
Saved Bookmarks
| 1. |
A conductor of length 3m moving in a uniform magnetic field of strength 100 T. It covers a distance of 70 m in 5 sec. Its plane of motion makes an angle of 30° with direction of magnetic field. Calculate the emf induced in it. |
|
Answer» Given: l = 3m, B = 100T, d = 70 m, t = 5 sec, θ = 30°, e = ? e = BlVsinθ V = \(\frac{d}{t}\) = \(\frac{70}{5}\) = 14m/s V = 100 × 3 × 14 × sin 30° = 100 × 3 × 14 × \(\frac{1}{2}\) e = 2100 V |
|