Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter24: Electric Fields
Section: Chapter Questions
Problem 40PQ
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Question
As shown is the interference pattern seen on a viewing screen behind 2 slits. Suppose the 2 slits were replaced by 20 slits having the same spacing d between adjacent slits.
a. Would the number of fringes on the screen increase, decrease, or stay the same?
b. Would the fringe spacing increase, decrease, or stay the same?
c. Would the width of each fringe increase, decrease, or stay the same?
d. Would the brightness of each fringe increase, decrease, or stay the same?
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