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31 votes
31 votes
Take 50 points please help me these two questions ​

Take 50 points please help me these two questions ​-example-1
User Smitha
by
2.5k points

1 Answer

16 votes
16 votes


\\ \rm\Rrightarrow T=2\pi\sqrt{(l)/(g)}


\\ \rm\Rrightarrow T^2=4\pi ^2(l)/(g)


\\ \rm\Rrightarrow l=(T^2g)/(4\pi^2)

If we solve it we get it in between 60 -80

So

Our average breath rate is 17-20

So the ratio will come near 4+

User Hiren Jungi
by
2.7k points