Edexcel AS Level Physics Question Paper 2 MAY 2023

Edexcel AS Level Physics Question Paper 2 MAY 20231 The wavelength of light emitted from a laser can be determined using a diffraction grating. The equation used to calculate the wavelength is nλ = d sin θ Which row of the table shows possible units for n and d? A B C D (Total for Question 1 = 1 mark) 2 A student carries out an investigation to determine the Young modulus of a material. Which of the following gives two measuring instruments the student should use? A calipers and stopwatch B metre rule and micrometer C metre rule and stopwatch D micrometer and calipers (Total for Question 2 = 1 mark) DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA n d no unit mm–1 no unit mm mm no unit mm–1 no unit 3