Question

If there is an increase in the mass of the metal being heated, how would it affect the total heat energy required to raise the temperature of metal?

(a) Increases

(b) Decreases

(c) No affect

(d) Quantities not related

This question was posed to me during an online interview.

Origin of the question is Heating and Pouring in chapter Preventive Maintenance in Foundries & Metal Casting Process of Casting-Forming-Welding I

Answer 1

The correct option is (a) Increases

To elaborate: With an increase in the mass of the metal which is being heated, there would be an increase in the total heat energy which is required to raise the temperature of the metal.