Q

A manufacturer wants to design heating elements that generate more heat when a current passes through. Which material property should be maximized for this purpose?

RRB Group D 06 Aug, 2026 (9:00 AM - 10:30 AM) 2026
✓ Answer: A Resistivity should be maximized to increase heat generation for a given current.
The correct choice is Resistivity should be maximized to increase heat generation for a given current.. It follows from the basic electrical relationship between voltage, current, resistance, charge or electrical energy described in the question.