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May 26, 2015

Homework Help: Physics ( light)

Posted by David E. on Sunday, June 17, 2012 at 12:38pm.

A student doing Young's experiment measures a distance of 6.0 cm between the first and seventh nodal points on a screen located 3.0 m from the slit plate.
a) if the slit seperation is 220^ -6, what is the wave length of light being used ?
b) what colour is the light ?

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