Question

9.
A substance breaks down under a stress of
105 Pa. If the density of the substance is
2 x 103 kg/mº, find the minimum length of
the wire made of this substance which will
break under its own weight (g = 10 m/s2)
to je
a) 10 m
b) 2.5 m
c) 4 m
d) 5 m ​

Answer 1

Option D is correct (5m)

Answer:

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