If C is creep coefficient, f is original prestress in concrete, m is m – McqOptions

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1.	If C is creep coefficient, f is original prestress in concrete, m is modular ratio, E is Young's modulus of steel and e is shrinkage strain, the combined effect of creep and shrinkage is:
A.	(1 - C)mf - eE
B.	(C - 1)mf + eE
C.	(C - 1)mf - eE
D.	(1 - C)mf + eE
Answer» C. (C - 1)mf - eE

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