Doppler Effect -Multiple Choice Questions Quiz

Interactive MCQs on “Doppler Effect”:

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: Question: What is the Doppler Effect?

(a) The change in color of light due to motion.
(b) The change in frequency of a wave due to the motion of the source or the observer.
(c) The bending of waves around obstacles.
(d) The interference of waves leading to increased amplitude.

Question 2: Question: What happens to the frequency of sound waves when a sound source moves toward an observer?

(a) The frequency increases.
(b) The frequency decreases.
(c) The frequency remains the same.
(d) It depends on the initial frequency of the sound.

Question 3: Question: What happens to the frequency of sound waves when a sound source moves away from an observer?

(a) The frequency increases.
(b) The frequency decreases.
(c) The frequency remains the same.
(d) It depends on the initial frequency of the sound.

Question 4: Question: Which type of waves experience the Doppler Effect?

(a) Only sound waves
(b) Only light waves
(c) Both sound waves and light waves
(d) Neither sound waves nor light waves

Question 5: Question: What happens to the pitch of an ambulance siren as it approaches you?

(a) The pitch increases.
(b) The pitch decreases.
(c) The pitch remains the same.
(d) The pitch becomes indistinguishable.

Question 6: Question: What is the name given to the effect observed when the frequency of a wave source and the observer's motion are perpendicular to each other?

(a) Transverse Doppler Effect
(b) Radial Doppler Effect
(c) Longitudinal Doppler Effect
(d) Zero Doppler Effect

Question 7: Question: What is the cause of the Doppler Effect for sound waves?

(a) The reflection of sound waves from surfaces.
(b) The diffraction of sound waves around objects.
(c) The interference of sound waves from multiple sources.
(d) The relative motion between the source of sound and the observer.

Question 8: Question: What is the cause of the Doppler Effect for light waves?

(a) The reflection of light waves from surfaces.
(b) The diffraction of light waves around objects.
(c) The interference of light waves from multiple sources.
(d) The relative motion between the source of light and the observer.

Question 9: Question: What is the name given to the change in wavelength of light due to the Doppler Effect?

(a) Blueshift
(b) Redshift
(c) Green shift
(d) Yellow shift

Question 10: Question: What is the name given to the change in wavelength of light due to the Doppler Effect when the source is moving away from the observer?

(a) Blueshift
(b) Redshift
(c) Greenshift
(d) Yelllow shift