Physics · 5054 · Paper 45054/04/SP/23
Start0 of 40 marks·0 of 23 parts attempted — start anywhere
- 1(a)(i)Record the reading in V and in the first row of Table 1.1.1 mark
- 1(a)(ii)Explain why the two liquids must be stirred together.1 mark
- 1(b)Plot the voltmeter reading against the volume on Fig. 1.3 and draw the best-fit curve.2 marks
- 1(c)(i)Draw a tangent to your curve on Fig. 1.3 at 5 cm³.1 mark
- 1(c)(ii)Show working and indicate on Fig. 1.3 the values you use.2 marks
- 1(d)Describe one precaution to ensure a voltmeter reading is accurate.1 mark
- 1(e)Suggest two variables which are difficult to control that may cause this difference.2 marks
- 2(a)Describe two precautions to ensure that the apparatus is set up safely.2 marks
- 2(b)Sketch on Fig. 2.3 how D changes with x.2 marks
- 2(c)(i)Calculate y in cm.2 marks
- 2(c)(ii)Show your working.2 marks
- 2(d)(i)State why the arrangement in Fig. 2.1 cannot determine f accurately.1 mark
- 2(d)(ii)Suggest how to change the arrangement to determine the focal length accurately.1 mark
- 3(a)Measure d and w on Fig. 3.1 and record both lengths with units.1 mark
- 3(b)(i)Describe how to determine the position of the centre of the masses on the rule.1 mark
- 3(b)(ii)Suggest why the masses are not attached to the lower side of the metre rule.1 mark
- 3(b)(iii)Show working; give L in cm.2 marks
- 3(c)(i)Show your working.2 marks
- 3(c)(ii)Complete the first row of Table 3.1 and give an appropriate unit for each column heading.1 mark
- 3(c)(iii)Use graph paper.4 marks
- 3(c)(iv)Use your graph to estimate t when L = 60 cm.1 mark
- 3(d)Explain why it is not practical to reduce L below 40 cm.1 mark