Ferromagnetic alpha iron exists in temperature range of Options: A . &nbspBelow 723°C B . &nbsp770 to 910°C C . &nbsp910 to 1440°C D . &nbsp1400 to 1539°C

Ferromagnetic alpha iron exists in temperature range of

Question

Ferromagnetic alpha iron exists in temperature range of

Options:

A . Below 723°C

B . 770 to 910°C

C . 910 to 1440°C

D . 1400 to 1539°C

Answer: Option A
alpha iron is a component of steel and cast iron, conferring Ferromagnetism.
the maximum solubility is at 727 °C

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