1. The magnetic field varies as B = B 0 • cos (ω • t) (B0 = 0,1 T, ω = 4 c-1), placed square frame with side a = 50 cm, and normal to the frame forms with the direction of the field angle α = 45 °. Determine induced emf arising under at time t = 5 s.

Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)