Breaking stress of a metal is 108N/m2 and its density is 8 gm/c.c. Then what is is the maximum length of a rod made of this material that can be suspended from one end without breaking?Take g=10m/s2
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Detailed Solution
m= mass of the rod = s.l.ρPmax= Maximum stress induced in the rod= mgs=ρlg∴Pmax