8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

1/30

ITEM ANALYSIS FOR PHYSICS PAPER 1 (4 BESTARI) BASED ON QUESTION

 

w represent wr!n" #nswer$

  % represent %!rre%t #nswer$

QUESTION

SUBTOPICS

NOTES

1.

1.2 BASE AND DERIVED QUANTITIES

2.

1.2 BASE AND DERIVED QUANTITIES

QS&

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 2 $.1 $.1 $.1

c 2% $%.$ $%.$ 1%%.%

 T&tal 22 1%%.% 1%%.%

'.

QS1

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali c 22 1%%.% 1%%.% 1%%.%

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

2/30

1.' SCA(AR AND VECTOR QUANTITIES

QS'

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # ' 1'.) 1'.) 1'.)

c 1$ *).+ *).+ 1%%.%

 T&tal 22 1%%.% 1%%.%

+.

2.2 ANA(,SIN- OTION -RAP/

QS4

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # * ').+ ').+ ').+

c 1+ )'.) )'.) 1%%.%

 T&tal 22 1%%.% 1%%.%

0.

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

3/30

2.' INERTIA

QS

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # $ +%.$ +%.$ +%.$

c 1' 0$.1 0$.1 1%%.%

 T&tal 22 1%%.% 1%%.%

).

2.12 E(ASTICIT,

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

4/30

QS

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # $ +%.$ +%.$ +%.$

c 1' 0$.1 0$.1 1%%.%

 T&tal 22 1%%.% 1%%.%

.

1.+ EASUREENT

QS*

Frequen

cy

Percen

t

Vali

Percent

Cu!ulati"e

PercentVali # 12 0+.0 0+.0 0+.0

c 1% +0.0 +0.0 1%%.%

 T&tal 22 1%%.% 1%%.%

*.

1.2 BASE AND DERIVED QUANTITIES

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

5/30

QS+

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 1) 2. 2. 2.

c ) 2.' 2.' 1%%.%

 T&tal 22 1%%.% 1%%.%

$.

1.2 BASE AND DERIVED QUANTITIES

QS,

Frequen

cy

Percen

t

Vali

Percent

Cu!ulati"e

PercentVali # 1 +.0 +.0 +.0

c 21 $0.0 $0.0 1%%.%

 T&tal 22 1%%.% 1%%.%

1%.

1.+ EASUREENT

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

6/30

QS1-

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 1* *1.* *1.* *1.*

c + 1*.2 1*.2 1%%.%

 T&tal 22 1%%.% 1%%.%

11.

2.* -RAVITATIONA( ACCE(ERATION

QS11

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 1) 2. 2. 2.

c ) 2.' 2.' 1%%.%

 T&tal 22 1%%.% 1%%.%

12.

2.2 -RAP/ OTION

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

7/30

QS1&

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 1 .' .' .'

c 0 22. 22. 1%%.%

 T&tal 22 1%%.% 1%%.%

1'.

2.2 -RAP/ OTION

QS1'

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 12 0+.0 0+.0 0+.0

c 1% +0.0 +0.0 1%%.%

 T&tal 22 1%%.% 1%%.%

1+.

2.* -RAVITATIONA( ACCE(ERATION

QS14

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 1+ )'.) )'.) )'.)

c * ').+ ').+ 1%%.%

T&tal 22 1%% % 1%% %

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

8/30

10.

'.2 PRESSURE IN (IQUID

QS1

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali c 22 1%%.% 1%%.% 1%%.%

1).

2.2 -RAP/ OTION

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

9/30

QS1

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 0 22. 22. 22.

c 1 .' .' 1%%.%

 T&tal 22 1%%.% 1%%.%

1.

2.1% OR34ENER-,4 POER AND EFFICIENC,

QS1*Frequen

cyPercen

tVali

PercentCu!ulati"e

Percent

Vali # '1.* '1.* '1.*

c 10 )*.2 )*.2 1%%.%

 T&tal 22 1%%.% 1%%.%

1*.

'.2 PRESSURE IN (IQUID

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

10/30

QS1+

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # ) 2.' 2.' 2.'

c 1) 2. 2. 1%%.%

 T&tal 22 1%%.% 1%%.%

1$.

'.0 ARC/IEDES5 PRINCIP(E

QS1,

Frequen

cy

Percen

t

Vali

Percent

Cu!ulati"e

PercentVali # 12 0+.0 0+.0 0+.0

c 1% +0.0 +0.0 1%%.%

 T&tal 22 1%%.% 1%%.%

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

11/30

2%.

'.1 PRESSURE

QS&-

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # ) 2.' 2.' 2.'

c 1) 2. 2. 1%%.% T&tal 22 1%%.% 1%%.%

21.

'.) BERNOU((I PRINCIP(E

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

12/30

QS&1

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 1+ )'.) )'.) )'.)

c * ').+ ').+ 1%%.%

 T&tal 22 1%%.% 1%%.%

22.

+.1 T/ERA( EQUI(IBRIU

QS&&

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 2 $.1 $.1 $.1

c 2% $%.$ $%.$ 1%%.%

 T&tal 22 1%%.% 1%%.%

2'.

+.2 SPECIFIC /EAT CAPACIT,

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

13/30

QS&'

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # '1.* '1.* '1.*

c 10 )*.2 )*.2 1%%.%

 T&tal 22 1%%.% 1%%.%

2+.

+.+ -AS PRESSURE (A

20.

0.1 REF(ECTION OF (I-/T

QS&4

Frequen

cy

Percen

t

Vali

Percent

Cu!ulati"e

PercentVali # 1) 2. 2. 2.

c ) 2.' 2.' 1%%.%

 T&tal 22 1%%.% 1%%.%

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

14/30

QS&

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # $ +%.$ +%.$ +%.$

c 1' 0$.1 0$.1 1%%.%

 T&tal 22 1%%.% 1%%.%

2).

+.' SPECIFIC (ATENT /EAT

QS&

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 11 0%.% 0%.% 0%.%

c 11 0%.% 0%.% 1%%.%

 T&tal 22 1%%.% 1%%.%

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

15/30

2.

+.+ -AS PRESSURE (A

QS&*

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 12 0+.0 0+.0 0+.0

c 1% +0.0 +0.0 1%%.% T&tal 22 1%%.% 1%%.%

2*.

2.1% CONSERVATION OF ENER-,

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

16/30

QS&+

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # $ +%.$ +%.$ +%.$

c 1' 0$.1 0$.1 1%%.%

 T&tal 22 1%%.% 1%%.%

2$.

2.$ FORCE IN EQUI(IBRIU

QS&,

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 1$ *).+ *).+ *).+

c ' 1'.) 1'.) 1%%.%

 T&tal 22 1%%.% 1%%.%

'%.

2.$ FORCE IN EQUI(IBRIU

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

17/30

QS'-

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 10 )*.2 )*.2 )*.2

c '1.* '1.* 1%%.%

 T&tal 22 1%%.% 1%%.%

'1.

2.$ FORCE IN EQUI(IBRIU

QS'1

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # ) 2.' 2.' 2.'

c 1) 2. 2. 1%%.%

 T&tal 22 1%%.% 1%%.%

'2.

2.$ FORCE IN EQUI(IBRIU

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

18/30

QS'&

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 1% +0.0 +0.0 +0.0

c 12 0+.0 0+.0 1%%.%

 T&tal 22 1%%.% 1%%.%

''.

2.1% OR34 ENER-,4 POER AND EFFICIENC,

QS''

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 2 $.1 $.1 $.1

c 2% $%.$ $%.$ 1%%.%

 T&tal 22 1%%.% 1%%.%

'+.

2.2 -RAP/ OTION

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

19/30

QS'4

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 1 .' .' .'

c 0 22. 22. 1%%.%

 T&tal 22 1%%.% 1%%.%

'0.

+.2 SPECIFIC /EAT CAPACIT,

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

20/30

QS'

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # ' 1'.) 1'.) 1'.)

c 1$ *).+ *).+ 1%%.%

 T&tal 22 1%%.% 1%%.%

').

+.' SPECIFIC (ATENT /EAT

QS'

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 1' 0$.1 0$.1 0$.1

c $ +%.$ +%.$ 1%%.%

 T&tal 22 1%%.% 1%%.%

'.

+.1 T/ERA( EQUI(IBRIU

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

21/30

QS'*

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # $ +%.$ +%.$ +%.$

c 1' 0$.1 0$.1 1%%.%

 T&tal 22 1%%.% 1%%.%

'*.

2.1 (INEAR OTION

QS'+

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 11 0%.% 0%.% 0%.%

c 11 0%.% 0%.% 1%%.%

 T&tal 22 1%%.% 1%%.%

'$.

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

22/30

0.1 REF(ECTION OF (I-/T

QS',

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 0 22. 22. 22.

c 1 .' .' 1%%.%

 T&tal 22 1%%.% 1%%.%

+%.

2.1 (INEAR OTION

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

23/30

QS4-

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 1 .' .' .'

c 0 22. 22. 1%%.%

 T&tal 22 1%%.% 1%%.%

+1.

2.2 -RAP/ OTION

QS41

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 11 0%.% 0%.% 0%.%

c 11 0%.% 0%.% 1%%.%

 T&tal 22 1%%.% 1%%.%

+2.

'.+ PASCA( PRINCIP(E

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

24/30

QS4&

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # ) 2.' 2.' 2.'

c 1) 2. 2. 1%%.%

 T&tal 22 1%%.% 1%%.%

+'.

2.* -RAVITATIONA( ACCE(ERATION

QS4'

Frequen

cy

Percen

t

Vali

Percent

Cu!ulati"e

PercentVali # 21 $0.0 $0.0 $0.0

c 1 +.0 +.0 1%%.%

 T&tal 22 1%%.% 1%%.%

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

25/30

++.

2.$ FORCE IN EQUI(IBRIU

QS44

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 1 .' .' .'c 0 22. 22. 1%%.%

 T&tal 22 1%%.% 1%%.%

+0.

2.2 -RAP/ OTION

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

26/30

QS4

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 1) 2. 2. 2.

c ) 2.' 2.' 1%%.%

 T&tal 22 1%%.% 1%%.%

+).

2.$ FORCE IN EQUI(IBRIU

QS4

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # ) 2.' 2.' 2.'

c 1) 2. 2. 1%%.%

 T&tal 22 1%%.% 1%%.%

+.

1.2 SCA(AR AND BASE QUANTITIES

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

27/30

QS4*

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # ) 2.' 2.' 2.'c 1) 2. 2. 1%%.%

 T&tal 22 1%%.% 1%%.%

+*.

'.+ PRESSURE

QS4+

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 1$ *).+ *).+ *).+

c ' 1'.) 1'.) 1%%.%

 T&tal 22 1%%.% 1%%.%

+$.

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

28/30

2.1 (INEAR OTION

QS4,

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # 11 0%.% 0%.% 0%.%

c 11 0%.% 0%.% 1%%.% T&tal 22 1%%.% 1%%.%

0%.

2.' INERTIA

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

29/30

QS-

Frequency

Percent

ValiPercent

Cu!ulati"ePercent

Vali # * ').+ ').+ ').+

c 1+ )'.) )'.) 1%%.%

 T&tal 22 1%%.% 1%%.%

CHAPTE

R

PERCENTA.E

QUESTION MOST

STUDENTS .ET

CORRECT ANS/ERS

ELABORATION OF DATA

1 (0+ ) 1--23

&-2

N!w st56ents #re #78e t! #nswer 95est:!n re"#r6:n" 7#se;

6er:e

8/19/2019 Item Analysis for Physics Paper 1 With Subtopics Pat

30/30

4 (0+) 1--23

&-2

It :s !7ser