Thursday, 14 March 2013

PHOTOELECTRIC EFFECT - Q10

10) Can you name a recent method of a very accurate determination of Planck’s constant?
Ans: The nine recent determinations of the Planck constant cover five separate methods. Where there is more than one recent determination for a given method, the value of h given here is a weighted mean of the results, as calculated by CODATA.
CODATA 2010 recommended value

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