2020 YIJC H1 Physics Prelims P1 Questions

©YIJC 8867/01/YIJC/20 [Turn over YISHUN INNOVA JUNIOR COLLEGE JC 2 PRELIMINARY EXAMINATION Higher 1 CANDIDATE NAME CG INDEX NO PHYSICS Paper 1 Multiple Choice Additional Materials: Multiple Choice Answer Sheet 8867/01 18 September 2020 1 hour READ THESE INSTRUCTIONS FIRST Write in soft pencil. Do not use staples, paper clips, highlighters, glue or correction fluid/tape. Write your name and class on the Answer Sheet in the spaces provided unless this has been done for you. There are thirty questions on this paper. A nswer 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 16 printed pages.

©YIJC 8867/01/YIJC/20 [Turn over 2 Data speed of light in free space, c = 3.00  108 m s–1 elementary charge, e = 1.60  10–19 C unified atomic mass constant, u = 1.66  10–27 kg rest mass of electron, me = 9.11  10–31 kg rest mass of proton, mp = 1.67  10–27 kg the Avogadro constant, NA = 6.02  10–23 mol–1 gravitational constant, G = 6.67  10–11 N m2 kg–2 acceleration of free fall, g = 9.81 m s–2 Formulae uniformly accelerated motion, s = ut + 2 1 at2 v2 = u2 + 2as resistors in series, R = R1 + R2+………. resistors in parallel, 1 R = 11 12 +RR

©YIJC 8867/01/YIJC/20 [Turn over 3 Answer all questions. 1 Which of the following quantities has a unit that can be expressed in terms of just two different SI base units? A charge B force C resistance D power 2 Forces of 4 N and 6 N act at a point. Which one of the following could not be the magnitude of their resultant? A 1 N B 4 N C 6 N D 8 N 3 The diagram shows the path of a projectile fired with a horizontal velocity v from the top of a cliff of height h. Which of the following values for v and h will give the greatest value of angle ? v / m s–1 h / m A 10 30 B 30 30 C 10 50 D 30 50 h cliff sea path of stone θ v

©YIJC 8867/01/YIJC/20