Single Slit Diffraction -Multiple Choice Questions Quiz

Interactive MCQs on “Single Slit Diffraction”:

Solve the following 10 questions. Only one option is correct. Click on the “Submit” button when done. Click on the “embed” button to use this quiz on your website. Click on “WhatsApp” to share this quiz.

Question 1: What is Single Slit Diffraction?

(a) The bending of light rays as they pass through a single slit.
(b) The interference of light waves from multiple sources.
(c) The spreading of light waves as they pass through a single narrow slit.
(d) The reflection of light from a single narrow mirror.

Question 2: What is the shape of the diffraction pattern formed by a single slit?

(a) Circular
(b) Elliptical
(c) Rectangular
(d) Central bright spot with surrounding fringes

Question 3: Which of the following factors will increase the amount of diffraction in a single slit experiment?

(a) Decreasing the wavelength of light
(b) Increasing the width of the slit
(c) Increasing the distance between the slit and the screen
(d) Using a monochromatic light source

Question 4: The distance between two consecutive dark fringes in a single slit diffraction pattern is called:

(a) Wavelength
(b) Amplitude
(c) Intensity
(d) Angular width

Question 5: What happens to the width of the central bright fringe in a single slit diffraction pattern when the width of the slit is decreased?

(a) It increases
(b) It decreases
(c) It remains unchanged
(d) It becomes infinite

Question 6: In a single slit diffraction pattern, the central bright fringe is:

(a) The widest fringe
(b) The narrowest fringe
(c) Absent
(d) Followed by two dark fringes on each side

Question 7: The angular width of the central bright fringe in a single slit diffraction pattern depends on:

(a) The width of the slit
(b) The distance between the slit and the screen
(c) The wavelength of light
(d) All of the above

Question 8: In a single slit diffraction pattern, if the slit width is much larger than the wavelength of light, what will be the pattern observed on the screen?

(a) A single central bright spot
(b) A wide central bright spot with alternating dark and bright fringes
(c) A series of closely spaced dark and bright fringes
(d) No pattern will be observed

Question 9: Which property of light causes the single slit diffraction effect?

(a) Reflection
(b) Refraction
(c) Interference
(d) Diffraction

Question 10: In a single slit diffraction experiment, if the slit width is made extremely narrow, what will be the effect on the diffraction pattern?

(a) The pattern will become more spread out.
(b) The pattern will become more focused.
(c) The pattern will disappear.
(d) The pattern will remain unchanged.