DHS 2023 H2 Phy P4 CI

1 DHS Preliminary Examination 2023 H2 Physics Paper 4 Preparation List Question 1 No. Description Qty Remarks 1 2 V battery power supply 1 2 switch 1 3 digital multimeter with 2 leads 1 200 mA setting, no need to pre-set 4 connecting leads 9 Excluding dmm leads 5 47 Ω resistor 1 To be labelled with its value in Ω 6 10 Ω resistor 2 To be labelled with its value in Ω 7 100 Ω resistor 3 To be labelled with its value in Ω Question 2 No. Description Qty Remarks 1 identical paper clips each with a length of approximately 3 cm. 25 The 25 paper clips should be joined together to form a chain. 2 spheres of modelling clay (plasticine) each of mass 1.5 g. 2 The 2 spheres should be placed in a small container. 3 wooden strip with approximate dimensions 90 cm x 4 cm x 2 cm. A metre rule can be used as the wooden strip. 1 Sandpaper should be used to smooth the widest surfaces and any sawn edges of the strip. 4 metre rule 1 5 electronic balance 1 Shared between two candidates. Questions 1 and 2 should be placed on the ODD-numbered benches, clearly labelled. Question 3 No. Description Qty Remarks 1 retort stands 1 2 bosses 2 3 clamps 2 4 strings1 2 90 cm each 5 wooden blocks 4 used to clamp the strings 6 meter rule 1 7 stopwatch 1 8 pendulum bob 2 small ones Question 3 should be placed on the EVEN-numbered benches, clearly labelled. 1 The strings should be replaced for every candidate.