Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 8 - Diffraction of Light>Exercise>Q 2

MEDIUM

12th ICSE

IMPORTANT

Earn 100

What is secondary maximum in diffraction?

Important Questions on Diffraction of Light

HARD

12th ICSE

IMPORTANT

Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 8 - Diffraction of Light>Exercise>Q 3

A small disc is placed in the path of the light from distance source. Will the centre of the shadow be bright or dark.

MEDIUM

12th ICSE

IMPORTANT

Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 8 - Diffraction of Light>Exercise>Q 4

Describe the Real-Life Examples of Diffraction.

EASY

12th ICSE

IMPORTANT

Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 8 - Diffraction of Light>Exercise>Q 5

The penetration of light into the region of geometrical shadow is called

HARD

12th ICSE

IMPORTANT

Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 8 - Diffraction of Light>Exercise>Q 6

A Fraunhofer diffraction pattern due to a single-slit of width

0.2 mm

is being obtained on a screen placed at a distance of

2

metre from the slit. The first minima lie at

5 mm

on either side of the central maximum on the screen. Find the wavelength of light.

HARD

12th ICSE

IMPORTANT

Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 8 - Diffraction of Light>Exercise>Q 7

State with reason whether diffraction of light takes place at the two slits in Young’s interference experiment.

EASY

12th ICSE

IMPORTANT

Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 8 - Diffraction of Light>Exercise>Q 8

Why is diffraction not observed when a ‘wide’ slit is illuminated by monochromatic light?

MEDIUM

12th ICSE

IMPORTANT

Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 8 - Diffraction of Light>Exercise>Q 9

The condition for obtaining secondary maxima in the diffraction pattern due to single slit is

MEDIUM

12th ICSE

IMPORTANT

Physics Crash Course (Based on Revised Syllabus-2023)>Chapter 8 - Diffraction of Light>Exercise>Q 10

Draw a labelled graph of the intensity of diffracted light $(I)$ versus angle $(θ)$ in the Fraunhofer diffraction experiment for a single-slit diffraction.