2024 DMN Merged

DUNMAN SECONDARY SCHOOL CANDIDATE NAME CLASS INDEX NUMBER PRELIMINARY EXAMINATION 2024 SECONDARY 4 EXPRESS PHYSICS 6091/01 Paper 1 Multiple Choice 23 August 2024 1 hour Additional Materials: Multiple Choice Answer Sheet READ THESE INSTRUCTIONS FIRST Write in soft pencil. Do not use staples, paper clips, glue or correction fluid. Write your name, class and index number on the Answer Sheet in the spaces provided unless this has been done for you. There are forty questions on this paper. Answer all questions. For each question there are four possible answers A, B, C and D. Choose the one you consider correct and record your choice in soft pencil on the separate Answer Sheet. Read the instructions on the Answer Sheet very carefully. Each correct answer will score one mark. A mark will not be deducted for a wrong answer. Any rough working should be done in this booklet. The use of an approved scientific calculator is expected, where appropriate. This document consists of 17 printed pages.

2 6091/01/PRELIM/4EXP/2024 1 Which instrument is most suitable for measuring the internal diameter of a pipe? A digital calipers B digital micrometer C manometer D measuring cylinder 2 Pendulum X makes 25 complete oscillations in 10 s. Pendulum Y makes 15 complete oscillations in 15 s. Both pendulums were displaced by a small angle before their oscillations. Which statement must be true? A Pendulum Y has a shorter period than pendulum X. B The angle of swing of release for pendulum Y is smaller than that of pendulum X. C The mass of the bob of pendulum Y is smaller than that of pendulum X. D The string of pendulum Y is longer than that of pendulum X. 3 The graph shows how displacement varies with time for three cars X, Y and Z. Which row describes the motion of cars X, Y and Z? car X car Y car Z A decreasing speed constant speed moving in the same direction as car X B decreasing speed not moving moving in the opposite direction to car X C increasing speed constant speed moving in the opposite direction to car X D increasing speed not moving moving in the same direction as car X displacement time car Z car X car Y

3 6091/01/PRELIM/4EXP/2024 4 Which graph represents the motion of a body falling vertically that reaches a terminal speed? 5 Four forces F1, F2, F3 and F4 act on an object. The directions of the forces are as shown. The object moves vertically downwards at a constant speed. Which statement must be correct? A All four forces are the same magnitude. B F1 and F2 are equal in magnitude and F3 and F4 are equal in magnitude. C F1 and F2 are equal in magnitude but both are smaller than F3 or F4. D F4 is larger than F3 but F1 and F2 are equal in magnitude. 6 The gravitational field strength on the moon is about one