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Physics 13 Online
OpenStudy (aravindg):

Doubt:

OpenStudy (aravindg):

OpenStudy (aravindg):

@Vincent-Lyon.Fr

OpenStudy (vincent-lyon.fr):

Since her velocity is zero at topmost height, then at bottom: KE = mg Δh => v = √(2g Δh) = 2 √5 m/s

OpenStudy (aravindg):

KE= change in PE?

OpenStudy (vincent-lyon.fr):

Yes!

OpenStudy (aravindg):

Conservation of mechanical energy?

OpenStudy (vincent-lyon.fr):

Yes!

OpenStudy (aravindg):

Okay :) Thanks!

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