Question

Why a normal glass tumbler cracks when dipped in boiling water?​

Answer 1

Answer:

Hi frds good morning

Explanation:

When boiling water is poured into a thick tumbler its inner surface expands. However due to low thermal conductivity of glass, the expansion of outer surface of the tumbler is quite small. Due to uneven expansion of the outer and inner surfaces the tumbler breaks.

Answer 2

Answer:

When boiling water is poured into a normal glass tumbler its inner surface expands. However, due to low thermal conductivity of glass, the expansion of outer surface of the tumbler is quite small. Due to uneven expansion of the outer and inner surfaces, the tumbler breaks.

Explanation:

Hope it helps❣️☺️