Learn superposition of waves multiple choice questions (MCQs), A level physics test 1 online for exams. Practice diffraction of waves MCQs questions and answers on diffraction of waves, young double slit experiment, interference with answers. Free superposition of waves quiz, online study guide has helping answer key with choices as wavelength, frequency, amplitude and wavefront of multiple choice questions as effect of diffraction is greatest if waves pass through a gap with width equal to to test learning skills for viva exam preparation and job's interview questions. Study to learn diffraction of waves quiz questions to practice online MCQs for competitive exam preparation test.

MCQ. Effect of diffraction is greatest if waves pass through a gap with width equal to

1. frequency
2. wavelength
3. amplitude
4. wavefront

B

MCQ. Visible light has wavelength of

1. 5 × 10-7 m
2. 3 × 108 m
3. 6 × 10³ m
4. 4 × 104 m

A

MCQ. From double-slit experiment, the quantities to be measured are

1. slit separation
2. fringe separation
3. slit-to-screen distance
4. all of above

D

MCQ. For destructive interference, the path difference is

1. odd number of half wavelengths
2. even number of half wavelengths
3. whole number of wavelengths
4. even whole number of wavelengths

A

MCQ. Constructive interference happens when two waves are

1. out of phase
2. zero amplitude
3. in phase
4. in front

C