AES Prelim P2

Name: ....................................................... ( ) This Question Paper consists of 20 printed pages including this page. [Turn over ASSUMPTION ENGLISH SCHOOL PRELIMINARY EXAMINATION 2024 PHYSICS 6091 / 02 ASSUMPTION ENGLISH SCHOOL ASSUMPTION ENGLISH SCHOOL ASSUMPTION ENGLISH SCHOOL ASSUMPTION ENGLISH SCHOOL ASSUMPTION ENGLISH SCHOOL ASSUMPTION ENGLISH SCHOOL ASSUMPTION ENGLISH SCHOOL ASSUMPTION ENGLISH SCHOOL ASSUMPTION ENGLISH SCHOOL ASSUMPTION ENGLISH SCHOOL ASSUMPTION ENGLISH SCHOOL ASSUMPTION ENGLISH SCHOOL ASSUMPTION ENGLISH SCHOOL ASSUMPTION ENGLISH SCHOOL ASSUMPTION ENGLISH SCHOOL ASSUMPTION ENGLISH SCHOOL ASSUMPTION ENGLISH SCHOOL ASSUMPTION ENGLISH SCHOOL ASSUMPTION ENGLISH SCHOOL ASSUMPTION ENGLISH SCHOOL LEVEL: Sec 4 Express DATE: 23 August 2024 CLASS: Sec 4/1 DURATION: 1 hour 45 minutes Additional Materials provided: - INSTRUCTIONS TO CANDIDATES Do not open this booklet until you are told to do so. Write your NAME and INDEX NUMBER at the top of this page. SECTION A (70 marks) STRUCTURED QUESTIONS Answer all questions. Write your answers in the spaces provided on the question paper. SECTION B (10 marks) FREE-RESPONSE QUESTIONS Answer one question. Write your answers in the spaces provided on the question paper. For Examiner’s Use Paper 1 40 Paper 2 Section A 70 Paper 2 Section B 10 Paper 3 40 Total % 100 At the end of the examination, hand in this question booklet.

2 6091/4E/PRELIM/24 SECTION B – STRUCTURED QUESTIONS (70 marks) Answer all the questions in the spaces provided. 1 Fig 1.1 shows the speed-time graph of the object moving across a surface in a straight line. Fig 1.1 (a) (i) State a difference between speed and velocity. …………………………………………………………………………….. …………………………………………………………………………….. [1] (ii) Calculate the deceleration of the object at t = 25 s. deceleration = ……………… [2] 70 60 50 40 30 20 10 time / s speed / m/s

3 6091 /4E/PRELIM/24 [Turn Over (b) (i) On Fig. 1.1, mark a point D when the object has increasing deceleration. [1] (ii) Using ideas about forces, explain why the object begins to slow down from 10 s. …………………………………………………………………………….. …………………………………………………………………………….. …………………………………………………………………………….. [2] 2 A ladder of weight 30 N is fixed to a wall at L. The weight of the ladder acts through the mid-point of the ladder. The wall exerts a horizontal force FH and a vertical force FV on the ladder at L. (a) (i) State what is meant by the moment of force. …………………………………………………………………………….. …………………………………………………………………………….. [1] (ii) Calculate the clockwise moment about O. clockwise moments = ……………… [2] 90 cm 100 cm L 30 N O FV FH

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