Answers

2015-08-01T14:23:22+05:30
T=2π√L/√g
the dimensional unit for the g is L/T²
So puting it in the formula we will get 
⇒T=2π√L/(√L/√T²)
⇒T=2π √T²
⇒T=2πT ⇒T=2π seconds.
Hence proved.
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