Practice diffraction of waves MCQs, A level physics test for online courses learning and test prep. Superposition of waves quiz has multiple choice questions (MCQ), diffraction of waves quiz questions and answers to learn.

GCE physics practice test MCQ on effect of diffraction is greatest if waves pass through a gap with width equal to with options frequency, wavelength, amplitude and wavefront problem solving skills for viva, competitive exam prep, interview questions with answer key. Free study guide is for online learning diffraction of waves quiz with MCQs to practice test questions with answers.

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. For listening radio in cars, external radio aerials are used because

1. radio waves have shorter wavelength
2. radio waves have longer wavelength
3. radio waves cannot pass through window
4. radio waves require a medium to propagate

B

MCQ. Spreading of wave as it passes through a gap or around an edge is called

1. reflection
2. refraction
3. diffraction
4. superposition

C

MCQ. Microwaves have wavelength of about

1. 10 cm
2. 20 cm
3. 30 cm
4. 40 cm

A