A roller coaster is released from the top of a track that is 125 m high. Find the rollar coaster speed when it reaches ground le
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Answer:
The width of the central bright fringe on the screen is observed to be unchanged is
Explanation:
To solve the problem it is necessary to apply the concepts related to interference from two sources. Destructive interference produces the dark fringes. Dark fringes in the diffraction pattern of a single slit are found at angles θ for which
Where,
w = width
wavelength
m is an integer, m = 1, 2, 3...
We here know that as as w are constant, then
We need to find , then
Replacing with our values:
Therefore the width of the central bright fringe on the screen is observed to be unchanged is