which formula??
plz answer only if u are sure
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T=2pie √l/g this is the required expression
tinaghosh:
that is the case for a pendulum
Let
u α LaFbmcor u =k LaFbmc−−−(i)Writing dimensions, we get[M0L0T−1]=La(M1L1T−2)b(ML−1)c=Mb+cLa+b−cT−2bHere,b+c=0a+b−c=0−2b=−1On solving,a=−1,b=1/2 and c=−1/2Putting these values in (i)u=kL−1F1/2m−1/2=k1LFm‾‾√=k1LF(M/L)‾‾‾‾‾√=kFML‾‾‾√Experimentally, k=1/2So,u=12 ..
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This is the correct formula for this
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