A student performs an experiment for determination of ` g [ = ( 4 pi^(2) L)/(T^(2)) ] , L ~~ 1m` , and he commits an error of `Delta L`. For `T` he takes the time of `n` oscillations with the stop watch of least count ` Delta T` . For which of the following data , the measurement of `g` will be most accurate ?
A
`Deltal=0.5, Deltat=0.1, n=20`
B
`Deltal=0.5, Delta=0.1,n=50`
C
`Delta=0.5, Deltat=0.01,n=20`
D
`Delta=0.1, Deltat=0.05,n=50`
Text Solution
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The correct Answer is:
D
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