CHIJ 4E_Phy_Prelim_Paper_1_2024

CONVENT OF THE HOLY INFANT JESUS SECONDARY Preliminary Examination in preparation for the General Certificate of Education Ordinary Level 2024 CANDIDATE NAME CLASS REGISTER NUMBER PHYSICS Paper 1 Multiple Choice Additional Materials: Multiple Choice Answer Sheet (OMR) 6091/01 28 August 2024 1 hour READ THESE INSTRUCTIONS FIRST Write in soft pencil. Do not use staples, paper clips, glue or correction fluid. Write your name, class and register 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 18 printed pages and 2 blank pages. [Turn over O

2 CHIJSec/2024/OLevelPrelim/6091/01 1 A textbook lists the radius of a deuterium atom as 1.1 x 10-10 m and the distance travelled by light in one year as 9.5 x 1015 m. How are these values expressed with prefixes? radius of a deuterium atom distance travelled by light in one year A B C D 1.1 x 10-1 nm 1.1 x 10-1 nm 1.1 x 10-1 µm 1.1 x 10-1 µm 9.5 x 103 Tm 9500 Gm 9500 Gm 9.5 x 103 Tm 2 What is the unit of power expressed in base units? A kgm2 / s2 B kgm2 / s C kg2m2 / s2 D kgm2 /s3 3 A pendulum swings backwards and forwards passing through Y, the middle point of the oscillation. The first time the pendulum passes through Y, a stopwatch is started. The twenty-first time the pendulum passes through Y, the stopwatch is stopped. The reading is T. What is the period of the pendulum? A T/40 B T/21 C T/20 D T/10

3 [Turn over CHIJSec/2024/OLevelPrelim/6091/01 4 A robot standing on a cliff shoots a ball upwards with an initial speed of 20 m/s. What is the height of the cliff given that the ball reaches the bottom of the cliff 10 s after the shoot? (Take g = 10 m/s2 and the height of the robot to be negligible) A 275 m B 300 m C 320 m D 375 m 5 A car driver takes a total of two hours to make a journey of 75 km. During the journey, the car was stationary as it was caught in a traffic jam for some time. She travels at an average speed of 60 km/h during the rest of the time. How long was the car caught in the traffic jam if she wants to complete the journey in two hours? A 0.5 hour B 0.75 hour C 1 hour D 1.25 hours 6 An experiment is carried out by an astronaut on the surface of the Moon. A coin and a feat