Why do we use solid shafts for transfer of power in case of
pumps/ turbines & other machines why we use a hollow shaft
(pipe) in universal joints of automobiles; although the
rated load and twist is approx. the same?
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Answer Posted / jebaraj
This is bcoz in turbines there is uniform rpm in which the
shaft rotates except during starting and stopping whereas
in automobiles the rpm continuously changes and since
hollow shafts are used in automobiles
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