A cube, sphere & a thin circular plate (all having same mass and made of same material) are all heated to 300°C and allowed to cool in natural air. Which one will cool the slowest?
A)Cube
B)Plate
C)Sphere
D)All will cool at the same rate

Question

Quizplus · Accepted Answer

The sphere will cool the slowest because it has the smallest surface area to volume ratio compared to the cube and the plate, reducing the rate of heat loss.

A Cube, Sphere & a Thin Circular Plate (All Having