A solenoid length 7.0 x10-2m and a cross-sectional are5.0 x 10-5 m2 contains 6000 turns per meter of length. Decide the emf induced in the solenoid when the current in the solenoid changes from 0 t0 1.5 A through the time interval from 0.0 to 0.20s. What is the energy stored in the solenoid?