Hi for a lab I need to derivate the following formula.(adsbygoogle = window.adsbygoogle || []).push({});

T=√((4π^2 lm)/Mg)

I know Fnet= (mg/cos)sin

So so far I know Fnet= m x (4pi^2r)/T^2

and I know that r=lcos

but combining the above I got no where since I get an extra sin in there

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# Homework Help: Circular Motion Derivation

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