Posted by Ranbir on Saturday, January 23, 2010 at 3:55am.
What experiment can be used to prove that the value of gravity near the earths surface is constant ie. 9,8m.s

Physics  drwls, Saturday, January 23, 2010 at 7:44am
Measure the times necessary for a dropped object to fall, or a pendulum of standard length, to oscillate, at various locations on earth.
Small differences due to altitude and latitude will be noticed if the measurements are accurate.
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