Question

Iron glows in red colour when it is heated to very high temperature. The reason for this is :

• A. Heat we supply consumes red colour at high temperature
• B. Mechanical energy is being converted into heat energy
• C. All metals glow in red colour when heated
• D. Heat energy is being converted into light energy

Answer 1

Answer: (D)

Heat energy is being converted into light energy

Iron glows in red colour when it is heated to very high temperature cause heat energy is being converted into light energy.