A body is projected vertically up from ground with a speed √(gh). The average speed of total motion is
A body is projected vertically up from ground with a speed \(\sqrt{gh}\). The average speed of total motion is
A) \(\sqrt{\cfrac{gh}{2}}\)
B) \({\cfrac{\sqrt{gh}}{2}}\)
C) \(\sqrt{2gh}\)
D) none
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