A 76 mm solid shaft is to be replaced with a hollow shaft of equal torsional strength. Find the percentage of the weight saved, if the outside diameter of the hollow shaft is 100 mm. A. 46.56% B. 76.56% C. 66.56% D. 56.56%

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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21. A 76 mm solid shaft is to be replaced with a hollow shaft of equal
torsional strength. Find the percentage of the weight saved, if the
outside diameter of the hollow shaft is 100 mm.
A. 46.56%
B. 76.56%
C. 66.56%
D. 56.56%
Transcribed Image Text:21. A 76 mm solid shaft is to be replaced with a hollow shaft of equal torsional strength. Find the percentage of the weight saved, if the outside diameter of the hollow shaft is 100 mm. A. 46.56% B. 76.56% C. 66.56% D. 56.56%
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