In double slit experiment, the angular width of the fringes is for the sodium light . In Order to increase the angular width of the fringes by 10%, the necessary change in the wavelength is |
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a) |
Increase of |
b) |
Decrease of |
c) |
Increase of |
d) |
Zero |
In double slit experiment, the angular width of the fringes is for the sodium light . In Order to increase the angular width of the fringes by 10%, the necessary change in the wavelength is |
|||||||
a) |
Increase of |
b) |
Decrease of |
c) |
Increase of |
d) |
Zero |
(a) can be increased by increasing , so here has to be increased by 10% Increase |