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7851 Dental

A 36 year old male patient has come for the cementation of a crown on his root canal treated tooth. Slight gap is noticed between the crown and the prepared tooth margins which is subsequently burnished. Which of the following statements is true regarding this procedure?

APlastic deformation of the margin will reduce the gap width
BThe margin will spring back an amount equal to the total elastic strain
COnly by removing the crown from a tooth or die can total closure be accomplished
DAll of the above
Dental
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