Physics
A cycle tyre bursts suddenly. This represents an :

Isochoric process
Adiabatic process
Isoboric process
Isothermal process

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Physics
Water pipes in hilly areas often burst on a cold frosty night, because

The material of which pipes are made contracts due to cold and so breaks
None of these
Frost makes the pipes rusty, so they break
Water in the pipes freezes and on freezing water expands, so pipes break

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