Multiple Choice
A copper wire of length 5.0 m,cross sectional area 6.9 × 10−6 m2,and Young's modulus 11 × 1010 N/m2 has a 190-kg load hung on it.What is its increase in length? (g = 9.8 m/s2)
A) 5.0E-3 m
B) 1.8E-2 m
C) 7.3E-3 m
D) 1.2E-2 m
E) 2.5E-2 m
Correct Answer:
Verified
Correct Answer:
Verified
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