A 0.3 m rod moves at 5 m/s across a 0.4 T field on rails joined by a 2 Ω resistor. The induced current is:

  1. 1.2 A
  2. 0.3 A
  3. 0.6 A
  4. 3 A
Answer

B) 0.3 A

mathcalE = BLv = 0.6 V; I = 0.6/2 = 0.3 A. SLO P-09-E-42 · Application

Physics MCQ · More Magnetism and Electromagnetic Induction MCQs · Practise