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# AQA_AS Level Physics Paper 2_Question Paper 2022 | Practice Paper 2

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AQA_AS Level Physics Paper 2_Question Paper 2022 | Practice Paper 2 - - - 1 (a) Use the kinetic theory of gases to explain why (i) the pressure exerted by an ideal gas increases when it is heated... at constant volume. _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ (2) (ii) the volume occupied by an ideal gas increases when it is heated at constant pressure. _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ (2) Name: Practice Paper 2 Maximum marks: 85 Time Allowed: 2 hours These questions are from past papers covering topics and skills based on the advance information to help you prepare for the exams this summer. Answer all questions in the spaces provided. You will need a Data and Formulae Booklet This document is licensed to Haggerston School - MB260045 AS-LEVEL PHYSICSPage 2 (b) A quantity of 0.25 mol of air enters a diesel engine at a pressure of 1.05 × 105 Pa and a temperature of 27°C. Assume the gas to be ideal. (i) Calculate the volume occupied by the gas. volume = ________________ m3 (2) (ii) When the gas is compressed to one twentieth of its original volume the pressure rises to 7.0 × 106 Pa. Calculate the temperature of the gas immediately after the compression. Temperature ___________________ K (2) 2 (a) (i) Calculate the mean kinetic energy of krypton atoms in a sample of gas at a temperature of 22 °C. - - [Show More]

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