Water pipes in hilly areas often burst on a cold frosty night because
A. the material of which pipes are made contract due to cold and so breaks
B. water in the pipes freezes and on freezing water expands, so pipes break
C. frost makes the pipes rusty, so they break
D. None of the above
Answer: Option B
This Question Belongs to Physics GK Chapter Wise >> Heat And Thermodynamics
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