Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Electromagnetic Induction

Question:

A boat is moving due east in a region where the Earth's magnetic field is $5.0×10^{-5} NA^{-1}m^{-1}$ due north and horizontal. The boat carries a vertical aerial 2 m long. If the speed of the boats is $1.5 ms^{-1}$, the magnitude of the induced emf is:

Options:

0.50 mV

0.15 mV

1.00 mV

0.75 mV

Correct Answer:

0.15 mV

Explanation:

The correct answer is Option (2) → 0.15 mV