JEE Main 202623 Jan, Evening shiftPhysicsEasyElectromagnetic Induction and Alternating Currents149× since 2002
A circular loop of radius 7 cm is placed in uniform magnetic field of 0.2 T directed perpendicular to plane of loop. The loop is converted into a square loop in 0.5 s. The EMF induced in the loop is________ mV.