Question

Explain why a roly-poly doll
always stand erect

Answer 1

$\huge\underline\mathfrak\blue{Solution}$

When such a toy is pushed over, it wobbles for a few moments while it seeks the upright orientation, which has an equilibrium at the minimum gravitational potential energy.

Answer 2

Explanation:

Self-erecting toys or roly-poly toys are made spherical at the bottom and made heavier at the bottom. ... When it is pushed with a smaller force then center of mass line comes little bit upper.By this way the toy wobble for sometime instead of falling.