Asked by jay
                The coefficient of expansion of a certain steel is 0.000012 per C^(degree) . The coefficient of volume expansion, in (C^(degree))^-1, is:
A) (0.000012)^3
B) (4pi/3)(0.000012)^3
C) 3 x 0.000012
D) 0.000012
            
        A) (0.000012)^3
B) (4pi/3)(0.000012)^3
C) 3 x 0.000012
D) 0.000012
Answers
                    Answered by
            Damon
            
    V = x^3
dV = 3 x^2 dx
dV/V = 3 x^2 dx/x^3 = 3 dx/x
ah ha, C
    
dV = 3 x^2 dx
dV/V = 3 x^2 dx/x^3 = 3 dx/x
ah ha, C
                    Answered by
            tasi mariah
            
    3 x 0.000012
    
                    Answered by
            mafi
            
    (3)(0.000012)
    
                    Answered by
            SUDHARSANAM.D 
            
    ANS: (3) 3×0.000012
    
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