Question

Physical change
can be revesible as
well as irreversible. Explain with an
example ?​

Answer 1

physical changes can be both reversible or Irreversible in the following sense

firstly, when you melt wax you can easily reverse this by cooling the wax to get solid wax

An example of physical Irreversible reaction is breaking of glass

Answer 2

Physical change can be reversible

Eg- 1)change in state of matter .....water freezes to ice and ice melts to water and water evaporates to vapour, hence it can be reversible

2) cutting of an apple is a physical change, but after cutting the apple in to pieces can u regain the original apple?
No , hence physical change can also be irreversible

Hope it helps