 Download MCQsLearn Free App
As an Amazon Associate I earn from qualifying purchases.

Practice Interference Multiple Choice Questions (MCQ), interference quiz answers PDF worksheet, A level physics test for online college programs. Solve superposition of waves Multiple Choice Questions and Answers (MCQs), "Interference" quiz questions and answers for GRE prep classes. Learn diffraction grating, young double slit experiment, diffraction of waves test prep for 2 year online degrees.

"For destructive interference, the path difference is" Multiple Choice Questions (MCQ) on interference with choices odd number of half wavelengths, even number of half wavelengths, whole number of wavelengths, and even whole number of wavelengths for GRE prep classes. Solve interference quiz questions for merit scholarship test and certificate programs for free online classes.

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

MCQ: Two waves with phase difference 180° have resultant of amplitude

1. one
2. zero
3. same as the single wave
4. doubles the single wave

B

MCQ: If two waves are in phase and have same amplitude then resultant wave has

1. half of amplitude of single wave
2. same amplitude as single wave
3. twice of amplitude of single wave
4. thrice of amplitude of single wave

C

MCQ: Extra distance travelled by one of waves compared with other is called

1. path
2. displacement
3. phase difference
4. path difference

D