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A-Level PhysicsYear 2022Q16

page 12 16. Light from a laser is incident on a grating as shown. laser light grating screen maximum maximum maximum maximum maximum A series of interference maxima are observed on the screen. A student makes the following statements about the interference pattern observed on the screen: I Increasing the distance between the grating and the screen increases the distance between the observed maxima. II Increasing the distance between the laser and the grating increases the distance between the observed maxima. III Decreasing the distance between the slits on the grating decreases the distance between the observed maxima. Which of the statements is/are correct? A I only B II only C I and III only D II and III only E I, II and III

Physics A-Level Diagram
Paper Source:NH_Physics_Paper1-Multiple-choice_2022.pdf

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Exam Specification Info

This question is part of the UK A-Level Physics syllabus. In the actual exam, structured questions typically require linking specific keywords to gain full marks. Applaa helps you drill these topics.

Syllabus levelAdvanced Level (A-Level)
SubjectPhysics
Official MarksVariable (2–6 marks)