The following assumption is not true in the theory of pure torsion: 

(A) The twist along the shaft is uniform 

(B) The shaft is of uniform circular section throughout 

(C) Cross-section of the shaft, which is plane before twist remains plane after twist 

(D) All radii get twisted due to torsion 

1 Answer

Answer :

(D) All radii get twisted due to torsion 

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