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23 Apr 2020
Verify the given linear approximation at 
. Then determine the values of 
for which the linear approximation is accurate to within 0.1.
Verify the given linear approximation at . Then determine the values of for which the linear approximation is accurate to within 0.1.
Lelia LubowitzLv2
26 May 2020
for the period of a pendulum of length
the author obtains the equation
for the tangential acceleration of the bob of the pendulum. He then says, โfor small angles, the value of
in radius is very nearly the value of
; they differ by less than 2% out to about
.โโ
and