2024 CHR Physics Prelim P1

CHR Preliminary Examination 2024 / Secondary 4 Pure Physics 1 CHRIST CHURCH SECONDARY SCHOOL 2024 PRELIMINARY EXAMINATION FOUR EXPRESS PHYSICS 6091/01 Paper 1 27 Aug 2024 1 hour Additional Material: Multiple Choice Answer Sheet READ THESE INSTRUCTIONS FIRST Write in soft pencil on the Multiple Choice Answer Sheet. Do not use staples, paper clips, highlighters, glue or correction fluid. Write your name, Class and Index number on the Answer Sheet in the spaces provided. There are forty questions in this section. 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 Multiple Choice Answer Sheet provided. Read very carefully the instructions on the answer sheet. 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 calculator is expected, where appropriate. ________________________________________________________________________ This Question Paper consists of 18 printed pages including this cover page. 1 [Turn over CANDIDATE NAME CLASS CENTRE NUMBER S INDEX NUMBER

2 1 2 Which of the following shows the most suitable instruments used for the measurements of these given objects? internal diameter of a test-tube thickness of a copper wire A digital calipers digital micrometer screw gauge B metre rule digital calipers C digital micrometer screw gauge digital calipers D measuring tape digital micrometer screw gauge 2 3 3 A student studies some equations: density = mass / volume work done = force x displacement acceleration = change of velocity / time taken How many different vector quantities can be found in these equations? A 2 B 3 C 4 D 5 4 The velocity-time graph shows the motion of an object during a period of 30 s. What is the average velocity of the object during this first 25 s? A 10 m/s B 11 m/s C 17 m/s D 18 m/s 4 5 A cyclist has an initial speed of 5.0 m/s. She is travelling at a uniform deceleration for 3.0 m before she came to a stop. How long did she take to stop? A 0.60 s B 1.2 s C 1.3 s D 3.0 s velocity m/s time s

3 5 Two similar balls are released from a 50 m tall building at the same time. One drops from the top while the other from mid-level. Air resistance is negligible. Which quantity is the same for both balls? A acceleration B average speed C final velocity D time of travel 6 Two identical blocks of concrete, A and B are hung on a rope close to the su