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Question 19M.1A.SL.TZ1.29

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Date May 2019 Marks available [Maximum mark: 1] Reference code 19M.1A.SL.TZ1.29
Level SL Paper 1A Time zone TZ1
Command term Question number 29 Adapted from N/A
29.
[Maximum mark: 1]
19M.1A.SL.TZ1.29

In a Young’s double-slit experiment, the distance between fringes is too small to be observed.

What change would increase the distance between fringes?

A. Increasing the frequency of light

B. Increasing the distance between slits

C. Increasing the distance from the slits to the screen

D. Increasing the distance between light source and slits

[1]

Markscheme

C

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