A marble column with a cross-sectional area of 25 cm 2 supports a load of 7.0

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A marble column with a cross-sectional area of 25 cm2 supports a load of 7.0 × 10N. The marble has a Young’s modulus of 60 GPa and a compressive strength of 200 MPa. 

(a) What is the stress in the column? 

(b) What is the strain in the column? 

(c) If the column is 2.0 m high, how much is its length changed by supporting the load? 

(d) What is the maximum weight the column can support?

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