Multiple Choice
After light from a source passes through two slits,a first order bright spot is seen on the wall at point P.Which distance is equal to the wavelength of the light? 
A) the extra distance one beam must travel
B) the distance between beams as they leave the slit
C) the distance of point P from the central point of the interference pattern
D) the distance between slits
Correct Answer:
Verified
Correct Answer:
Verified
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