Wave OpticsHard
Question
Resultant amplitude in a positive zone plate is :
Options
A.R1 + R2 + R3 − R4 + ............
B.R1 + R3 + R5 + R7 + ............
C.R2 + R4 + R6 + R8 + ............
D.R1 − R3 + R5 − R7 + ............
More Wave Optics Questions
In a double slit experiment the distance between the slits is 0.1 cm and the screen is placed at 50 cm from the slits pl...In an interference pattern of two waves fringe width is β . If the frequency of source is doubled then fringe width...In a YDSE with two identical slits, when the upper slit is covered with a thin, perfectly transparent sheet of mica, the...In diffraction experiment, intensity at centre of screen in case of circular disc will be :-...Wavelength of light used in an optical instrument are λ1 = 4000 and λ2 = 5000 , then ratio of their respective...