A student performs an experiment for the determination of g= 4π^2l/T^2, he commits an error of Al. For that he takes the time of n oscillations with the stop watch of least count AT and he commits a human error of 0.1 sec. For which of the following data, the measurement of g will be most accurate [2006] - VgyanHub

Question:

9.A student performs an experiment for the determination of g= 4π^2l/T^2, he commits an error of Al. For that he takes the time of n oscillations with the stop watch of least count AT and he commits a human error of 0.1 sec. For which of the following data, the measurement of g will be most accurate [2006]

Options :

a) 5mm 0.2sec 10 5mm
b) 5mm 0.2sec 20 5mm
c) 5mm 0.1sec 20 1mm
d) 1mm 0.1sec 50 1mm

Answer :

d) 1mm 0.1sec 50 1mm

Answer Steps :

Solution :-

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