GMSS Prelim P2

Candidate Name Class Index Number _______________________________________________________________ PHYSICS Paper 2 6091/02 Sec 4 Express Candidates answer on the Question Paper. No Additional Materials are required. 1 hour 45 minutes 13 August 2024 READ THESE INSTRUCTIONS FIRST Write your name, index number and class on all the work you hand in. Write in dark blue or black pen. You may use an HB pencil for any diagrams or graphs Do not use staples, paper clips, highlighters, glue or correction fluid. Section A Answer all questions. Write your answers in the spaces provided. Section B Answer one question. Write your answers in the spaces provided. Candidates are reminded that all quantitative answers should include appropriate units. The use of an approved scientific calculator is expected, where appropriate. Candidates are advised to show all their working in a clear and orderly manner, as more marks are awarded for sound use of Physics than for correct answers. The number of marks is given in brackets [ ] at the end of each question or part question. Acceleration due to gravity, g, is assumed to be 10 m/s2 unless otherwise specified. For Examiner’s Use Section A /70 Section B /10 Total /80 This document consists of 19 printed pages and 1 blank page. [Turn over Geylang Methodist School (Secondary) Preliminary Examination 2024

2 GMS(S)/Physics/P2/Prelim/2024/4E Section A Answer all questions. 1 Fig. 1.1 shows the velocity-time graph for the first 80 s after an object is dropped from rest at a height of 2000 m above the ground. Fig. 1.1 The object has a mass of 9.0 kg. (a) State the acceleration of the object at 0 s. acceleration = ……………………… [1] (b) Describe the motion from 0 to 80 s. ………………………………………………………………………………………………… ………………………………………………………………………………………………… ………………………………………………………………………………………………… ………………………………………………………………………………………………… ………………………………………………………………………………………………… ………………………………………………………………………………………………[4] (c) Describe the energy transfer when the object is travelling at terminal velocity. ………………………………………………………………………………………………… ………………………………………………………………………………………………… ………………………………………………………………………………………………[2]

3 GMS(S)/Physics/P2/Prelim/2024/4E (d) Calculate the maximum possible air resistance acting on the object when the object is falling at terminal velocity. maximum air resistance = ……………….………[1] 2 A 7.0 kg picture frame is being suspended from a nail by a string. The string forms two segments L1 and L2, as shown in the Fig. 2.1. L1 and L2 make an angle of 35° and 60° with the vertical respectively. Fig. 2.1 (a) In the space below, draw a vector diagram to determine the tensions in segments L1 and L2. Specify the scale used. scale = ……………………. , tension in L1 = ………. , tension in L2 = ………. [4]

4 GMS(S)/Physics/P2/Prelim/2024/4E (b) State the ma