The hyterisis loss for a sample of `12kg` is `300Jm^-3cycl e^-1`. If density of iron is
Channel: Doubtnut
Date: 2020-08-02

The hyterisis loss for a sample of `12kg` is `300Jm^-3cycl e^-1`. If density of iron is `7500kg//m^3`, calculate energy loss per hour at `50cycl e//sec`.