A bar of circular cross-section varies uniformly from a cross-section 2 to . If extension of the bar is calculated treating it as a bar of average diameter, then the percentage error will be

A bar of circular cross-section varies uniformly from a cross-section

1.	A bar of circular cross-section varies uniformly from a cross-section 2 to . If extension of the bar is calculated treating it as a bar of average diameter, then the percentage error will be
A.	10
B.	25
C.	33.33
D.	50
Answer» C. 33.33

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A bar of circular cross-section varies uniformly from a cross-section 2 to . If extension of the bar is calculated treating it as a bar of average diameter, then the percentage error will be

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