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A 350 kg chandelier is suspended from vertical steel cable. The cable is 49 m long. Assume a safety factor of 8.5. The elasti
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Answer #1

a)

stress = 350* 9.8* 8.5 / A

5* 10^8 = 29155 / A

A = 5.831* 10^-5 m^2

=====

b)

as we know

dL = PL / AY

dL = 350* 9.8*4.9 / ( 5.831* 10^-5* 2* 10^11)*

dL = 1.441* 10^-3 m

=======

Comment before rate in case any doubt, will reply for sure.. goodluck

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