TMJC_2023_H2 Physics_P1_QP

CANDIDATE NAME ( ) CIVICS GROUP _________________________________________________________________________ H2 PHYSICS 9749/01 Paper 1 Multiple Choice 22 September 2023 1 hour Additional Materials: Multiple Choice Answer Sheet _________________________________________________________________________ READ THESE INSTRUCTIONS FIRST You do not need to submit this Booklet at the end of the examination. Write in soft pencil. Do not use paper clips, glue or correction fluid. Write your name, class and index number on the Multiple Choice Answer Sheet in the spaces provided. There are thirty questions on this paper. Answer all questions. For each question there are four possible answers A, B, C, D. Choose the one you consider correct and record your choice in soft pencil on the Multiple Choice Answer Sheet. Read the instructions on the Multiple Choice 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 scientific calculator is expected, where appropriate. This document consists of 16 printed pages. TAMPINES MERIDIAN JUNIOR COLLEGE JC2 PRELIMINARY EXAMINATION

2 Tampines Meridian Junior College 2023 JC2 Preliminary Examination H2 Physics Data speed of light in free space c = permeability of free space µo = permittivity of free space ε0 = = elementary charge e = the Planck constant h = unified atomic mass constant u = rest mass of electron me = rest mass of proton mp = molar gas constant R = 8.31 J K−1 mol−1 the Avogadro constant NA = the Boltzmann constant k = gravitational constant G = acceleration of free fall g = 813.00 10 m s −× 714 10 H mπ −−× 12 18.85 10 F m−−× ( )( ) 911/ 36 10 F mπ −−× 191.60 10 C−× 346.63 10 J s−× 271.66 10 kg−× 319.11 10 kg−× 271.67 10 kg−× 23 16.02 10 mol −× 23 11.38 10 J K−−× 11 2 26.67 10 N m kg−−× 29.81 m s−

3 Tampines Meridian Junior College 2023 JC2 Preliminary Examination H2 Physics Formulae uniformly accelerated motion s = ut + at2 v2 = u2 + 2as work done on / by a gas W = p∆V hydrostatic pressure p = ρgh gravitational potential φ = temperature T /K = T /°C + 273.15 pressure of an ideal gas p = mean translational kinetic energy of an ideal gas molecule E = kT displacement of particle in s.h.m. x = xo sin ωt velocity of particle in s.h.m. v = vo cos ωt = ± ω electric current I = Anvq resistors in series R = … resistors in parallel = … electric potential V = alternating current / voltage X = xo sin ωt magnetic flux density due to a long straight wire B = magnetic flux density due to a flat circular coil B = magnetic flux density due to a long solenoid B = radioactive decay x = decay constant = 1 2 GM r− 21 3 Nm c V 3 2 22 oxx − 12RR++ 1 / R 121/ 1/RR++ 04πε Q r 0 2 d µ π I 0 2 N r µ I 0nµ I ( )0 ex