Cambridge Ordinary Level
* 8 7 0 6 7 3 2 3 4 6 *
5054/32
PHYSICS
Paper 3 Practical Test
May/June 2014
2 hours
Candidates answer on the Question Paper.
Additional Materials:
As listed in the Confidential Instructions.
READ THESE INSTRUCTIONS FIRST
Write your Centre number, candidate number and name on all the work you hand in.
Write in dark blue or black pen.
You may use an HB pencil for any diagrams or graphs.
Do not use staples, paper clips, glue or correction fluid.
DO NOT WRITE IN ANY BARCODES.
Answer all questions.
For each of the questions in Section A, you will be allowed to work with the apparatus for a maximum of
20 minutes. For the question in Section B, you will be allowed to work with the apparatus for a maximum of 1 hour.
You are expected to record all your observations as soon as these observations are made.
An account of the method of carrying out the experiments is not required.
Electronic calculators may be used.
You may lose marks if you do not show your working or if you do not use appropriate units.
At the end of the examination, fasten all your work securely together.
The number of marks is given in brackets [ ] at the end of each question or part question. For Examiner’s Use
1
2
3
4
Total
This document consists of 11 printed pages and 1 blank page.
DC (SJF/SW) 90367
© UCLES 2014
[Turn over
2
Section A
Answer all questions in this section.
1
In this experiment, you will determine the mass of a half-metre rule.
You are provided with
•
a half-metre rule with holes near both ends,
•
a length of string attached to the rule at the 49.0 cm mark,
•
a pivot in the form of a thin rod or nail,
•
a 50 g mass labelled P,
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a pulley supported above the bench,
•
a stand and boss to support the pivot,
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a metre rule,
•
a set square.
(a) The Supervisor has set up the apparatus as shown in Fig. 1.1. boss pivot (thin rod)
half-metre