Class 12 ISC Physics Diffraction of Light Board Questions
Here we provide Class 12 Physics important notes,board questions and predicted questions with Answers for chapter Diffraction of Light. These important notes,board questions and predicted questions are based on ISC board curriculum and correspond to the most recent Class 12 Physics syllabus. By practising these Class 12 materials, students will be able to quickly review all of the ideas covered in the chapter and prepare for the Class 12 Board examinations as well as other entrance exams such as NEET and JEE.
class 12 ISC Physics Diffraction of Light BoardQuestions
Diffraction of Light BoardQuestions
Q1
Draw a labelled graph of intensity of diffracted light (I) versus angle (Ɵ) in the Fraunhofer
diffraction experiment for a single slit diffraction.
solutions
Diffraction: When a piece of a wavefront is interrupted or cut by a barrier or impediment, the
result is diffraction, which causes waves to deviate along the edges and corners.
Diffraction of light at a single slit has been shown.
solutions
Diffraction: When a piece of a wavefront is interrupted or cut by a barrier or impediment, the
result is diffraction, which causes waves to deviate along the edges and corners.
Diffraction of light at a single slit has been shown.
Q2
In Fraunhofer diffraction, house angular width of the central bright fringe affected when slit
separation is increased?
solutions
solutions
![](class12-phy-impques/diffraction-of-light/board-isc/img2.jpg)
Q2
Monochromatic light of wavelength 650 nm falls normally on a slit of width 1.3 x 10-4 and resulting
Fraunhofer diffraction is obtained on a screen. Find the angular width of the central maxima.
solutions
solutions
![](class12-phy-impques/diffraction-of-light/board-isc/img3.jpg)
![](class12-phy-impques/diffraction-of-light/board-isc/img3-1.jpg)
![](img/NEWLOGO1.png)
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