PHYSICS PHYSICS EXAMINATIONS – 2008EXAMINATIONS – 2008

Bruce WalshBruce Walsh

REMINDERSREMINDERS CalculatorsCalculators

Study design and textbooksStudy design and textbooks

Examiners report Examiners report

VASS systemVASS system

SSMSSSMS

Exam format - detailed studiesExam format - detailed studies

JUNE EXAMINATIONJUNE EXAMINATION

STATISTICSSTATISTICS

6846 students6846 students

Mean = 114 = 63.5%Mean = 114 = 63.5%

Std dev = 40.5 = 22.5%Std dev = 40.5 = 22.5%

Number achieving 100% =12Number achieving 100% =12

GRADEGRADE MIN (/180)MIN (/180) MIN (%)MIN (%)

A+A+ 164164 9191

AA 152152 8484

B+B+ 138138 7777

BB 119119 6666

C+C+ 9898 5454

CC 8080 4444

D+D+ 6363 3535

DD 4848 2727

E+E+ 3131 1717

EE 2020 1111

Accessible paperAccessible paper

Detailed studies (71%, 15%, 15%)Detailed studies (71%, 15%, 15%)

Explanations address specific Explanations address specific question. Planning answer.question. Planning answer.

Show workingShow working

GENERAL COMMENTSGENERAL COMMENTS

Converting unitsConverting units

Calculations – powers of 10Calculations – powers of 10

- raising to power eg. R- raising to power eg. R33

- simple mathematics- simple mathematics

Care reading scale on axesCare reading scale on axes

Illegible writing – multiple choiceIllegible writing – multiple choice

PROBLEM AREASPROBLEM AREASDETAILED STUDIESDETAILED STUDIES

RELATIVITYRELATIVITY NoneNone

MATERIALS & STRUCTURESMATERIALS & STRUCTURES Questions 5, 12Questions 5, 12

FURTHER ELECTRONICSFURTHER ELECTRONICS NoneNone

STATISTICSSTATISTICS

6754 students6754 students

Mean = 116 = 64.5%Mean = 116 = 64.5%

Std dev = 37 = 21%Std dev = 37 = 21%

Number achieving 100% = 25Number achieving 100% = 25

GRADEGRADE MIN (/180)MIN (/180) MIN (%)MIN (%)

A+A+ 162162 9090

AA 148148 8282

B+B+ 132132 7373

BB 114114 6363

C+C+ 9696 5353

CC 7575 4242

D+D+ 5454 3030

DD 3636 2020

E+E+ 1818 1010

EE 1111 66

GENERAL COMMENTSGENERAL COMMENTS

Accessible paperAccessible paper

Detailed studies (16%, 6%, 78%)Detailed studies (16%, 6%, 78%)

Illegible writing – multiple choiceIllegible writing – multiple choice

Explanations must address specific Explanations must address specific question. Planning answer.question. Planning answer.

Explanations – one mark per pointExplanations – one mark per point

Show workingShow working

Unit conversions, eg. nm to mUnit conversions, eg. nm to m

Powers of 10 calculationsPowers of 10 calculations

Transformation of simple equationsTransformation of simple equations

Answers as decimalAnswers as decimal

PROBLEM AREASPROBLEM AREASDETAILED STUDIESDETAILED STUDIES

SYNCHROTRONSYNCHROTRON Questions 5, 10, 11, 13Questions 5, 10, 11, 13

PHOTONICSPHOTONICS Questions 8, 10, 11Questions 8, 10, 11

SOUNDSOUND Question 13Question 13