Home » Physics » Physics miscellaneous » Question
  1. Water pipes in hilly areas often burst on a cold frosty night, because
    1. the material of which pipesare made contracts due tocold and so breaks
    2. water in the pipes freezesand on freezing water expands, so pipes break
    3. frost makes the pipes rusty, so they break
    4. None of these
Correct Option: B

The temperature may fall below 00 C during cold frosty nights which converts the water inside the pipes into ice, resulting in an increase in volume. This exerts great force on the pipes and as a result, they burst.



Your comments will be displayed only after manual approval.