AP EAPCET 20-Aug-2021 Shift 1 Paper

Section: Physics

Question : 105 of 160

Marks: +1, -0

The position of the direct image obtained at O , when amonochromatic beam of light is passed through a plane transmission grating at normal incidence is shown in figure.
The diffracted images A,B and C correspond to the first, second and third order diffraction. When the source is replaced by another source of shorter wavelength

all the four will shift in the direction C to O
all the four will shift in the direction O to C
the images C,B and A will shift towards O
the images C,B and A will shift away from O

Validate

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