A specimen of iron weighing `6kg` loses `8*64xx10^4J` of energy per hour when subjected to `50c//s` a.c. If density of iron is `6000km//m^3`, what is the hysterisis loss per unit volume per cycle?

An iron sample having mass 8*4kg is repeatedly taken over cycles of magnetisation and demagnetisation at a frequency of 50c//s . It is fount that 3*2xx10^4J of energy is dissipated as heat in the sample in 30min . If density of iron is 7200km//m^3 , what is the hysterisis loss?

An iron sample weighing 8*4kg is taken through repeated cycles of magnetisation and demagnetisation at a frequency of 50c//s . In 30 minutes, energy dissipated as heat in the sample is 3*2xx10^4J . If density of iron is 7200kg//m^3 , what is the energy dissipated per unit volume per cycle?

An iron sample having mass 8*4kg is repeatedly taken over cycles of magnetisation and demagnetisation at a frequency of 50cps . It is found that energy of 3*2xx10^4J is dissipated as heat in the sample in 30 minutes. If the density of iron is 7200kg//m^3 , calculate the value of energy dissipated per unit volume per cycle in the iron sample.

The density of iron is 7.8xx 10^3 "kg m"^(-3) What is its relative density?

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 .

An iron smaple having mass 8.4 kg is repeatedly taken over cycles of magnetisation and demagnetisation at a frequency of 50Hz. It is found that energy of 3.2 J is dissipated as heat in the sample in 30 minutes. If the denstiy of iron is 7200 kg m^-3 , calculate the value of energy dissipated per unit volume per cycle in the iron sample.

For a specimen of iron weighing 15 kg the hysteresis loss is equivalent to 400 Jm^(-3) /cycle. Calculate the loss of energy per hour at 60 cycle/ s. Take density of iron = 7,500 kg//m^3

Hysterisis loss for a sample of 120kg is 300Jm^-3//cycl e . Frequency of supply is 50cycl e//s . If density of iron is 7500kg//m^3 , find energy loss in 60 minutes.

The hysteresis loss for a specimen of iron weighing 15kg is equivalent at 300Jm^(-3)cycle^(-1) Find the loss of energy per hour at 25 cycle s^(-1) . Density of iron is 7500kg m^(-3)

The hysteresis loss for a specimen of iron weighing 15kg is equivalent at 300Jm^(-3)cycle^(-1) Find the loss of energy per hour at 25 cycle s^(-1) . Density of iron is 7500kg m^(-3)