?0aa
CSECTttvE
Physics
June 2000
I
2
1.
I
I gram is equal to
7
l0 miliigrams
B
100 milligrams
C
I 000 milligrams
l0 000 milligrams
D
2
I
ll
III
(c)
Solar radiation
Wind energy
Fossil fuels
(A)
(B)
3.t415926 expressed to
TWO si-en ificant
figuies is
(A)
(B)
Which of the follorving
ene rgy sources
isl
are rene!r.able?
(c)
(D)
3. t
3.2
I
8
JI
3.
on the object is
2 pm means
(A)
(B)
(A) 2 x 106 re
(B) 2xl0rm
(C) 2x I0-rm
(D) 2x t0-6m
4
Which of the follorving
(A)
a surface rvith
the net force ac(ing
zero
(c)
consrant
increasing
(D)
dec re asing
(c)
Which of lhe follorving insrrumenrs
is B EST
sulledlor n]easuring the dianleter
oIa srrand
(A)
Vern ier callipers
(c)
Engineer's callipers
(D)
6
I
I
R trle r
(B)
Nl icrome te r scre\\--gaLr-qe
n
)],'i,'rt
I
,t,n" follorr in,s is rr-or an -SI bcse
(Ar
r11
r D:I
\
I
tCr
(D)
0024C L/F 1000r
t
I
I
I
I
Errergy
Momentu m
(D)
I
I
has NO units?
Velocity
Relative de nsity
(E)
J
I
If an objecr is moving aiong
a constint acceleration.
I
I
I only
II and III only
I and III only
I and II only
3. r4
(D)
I
cl.I1
T
LJO ON TO ]'FiE NEX-i I'ALL
{
J
3
9
g;ffif.,:,i..".,x:[rx.:j#
10.
I
Tension
in stem
(A)
l
I
I
I
I
IYiDd
I
I
I
Weight
I
A
I
I
I
B
Tension
irl stem
(B)
tYhd
;i,{,;;.;;^,*,ffi:rr;t;*
Weight
(A)
(B)
Tension
(c)
(c)
in stem
I
i:
(D)
gravitational force
electrostatic force
magnetic force
centripe tai force
rvhd
11.
Weighr
(A)
(B)
Tension
in stem
(D)
o--
A stable well-designed
racing car must
have a
(c)
IVind
(D)
lorv ssn1L of
_qravi6y
narrow \vheel base
sun roof
long fronr
I
{ rvuight
00240t/F 20ao
Co o\ To l'Htr f r.v- ^. -
I
I
I
4
Item 12 refers to the following diagrams
rvhich depict some simple machines.
13.
Displacem ent/m
I
21
I
Nut cracker
72
0
10
Timds
The graph aboye shows how the displace_
ment of a runner from a starting line varies
with time. This runner is
Twcezers used for
II
pulllng out hair
hair
(A)
(B)
(c)
m
(D)
going at a steady speed
going faster and faster
not mbving
going slower and slower
Human forearm
tlsnd
14.
rv
A falling raindrop reaches a constanr speed
when
(A)
(B)
there is no net force acting on it
the pulloftheearth on rhe raindrop
is equal to the weight of the
lYbeel.barrow
raindrop
72.
In which of these machines \,r'ould the effort
applied be less than the load?
(A) I hni II only
(B) I and IV only
(C) II and IV only
(D) II aud III only
(c)
the upthrust due !o the air is at a
minimum
(D)
the air surrounding rhe raindrop
becomes sarurated with water
YaPOUT
IJ
The constant unbalanced force acting on a
body is at right angles to irs velocity. lVhich
of the follorving statements about this motion is conect?
(A)
(B)
The body has no acceleration.
(c)
The body is slorving dorvn.
(D)
The body is moving in a circuler
The kinetic energl, of rhe body is
inc reasin g.
P3rh.
GO ON TO THE NEXT PACE
i
I
I
T
I
I
I
5
I6
The kinetic energy
(A)
of a body of mass, ,r.
tn
and velociry, r,, is
(B)
(c)
nu'
T
(D)
77.
Which of rhe following
(A)
(B)
gives the efficiency of
Load x D istance moved
Effon
Effon x Di stance moved
by i oad
Load x D rstance moved
Effon x Disr ance moved by
(c)
E ffon
(D)
Effon
by Load
Effon x Di Stance m oved b
Load x Di stance moved
Load
by E ffon
l00Vo
I
Load
xDi stance moved b Effort
Load x Distanc e moved
x
a machine?
-
t00qo
-
l0O7o
x
1007o
I
18.
19.
+
+4^-
Water
Dam
Wh-en liqlids X and y
are raken from
ootues.at room lemperatures
and dabbed
,h:. b=k of your hand,
X
feets cooter
:.n
rnan y. I he MOST likely
r€ason ls that
(A)
The diagram above shows a
dam. The
pressure on the dam at the
bortom of rhe
reservoir de oe nds on the
(A)
depth ol the warer
lll
l:l
(IJ)
volJme ef wx19l held
bi rhe darn
mass of ..r.aler hrld by rhe
drm
lensrh c.f the reservoir
(B)
(c)
(D)
X has a.higher specific heat capac
icy
t han Y
X- rs a poore r conductor
of he at rh an
Y
X evrp6161., more quick!\ rl--"^
\,
A rs less dense Ih3n y
GO nN T/1
I
)i
-a
Whichof rhe follo,.ving-rvould explain
rvhy
an ordinary 0 _ n0 "C laborarory
ther_
mometer is not used to measure
human
.,1
Which of rhe follorving dia_srams
BEST
llustrates convection current
in
a liq u id?
body tempe rature ?
I.
The reading would change rvhen
the thermometer is taken
II.
III.
patient's mourh.
(c)
(D)
?t.
It is not sensitive enough to measure
(c)
(D)
?,?
Bursen buroer
small changes in (emperature.
lr ddes not have a laige enough
(B)
_t I
I only
I and.lI only
II and III only
Bursen turrrer
I, II and III
A fixtd mass of gas at consrant temperaIure
is reduced in volume. Which of
rhe follow_
ing statemenrs is NOT rrue about the gas?
(A)
(B)
(:
from the
range.
(A)
(B)
(A)
The pressure of rhe gas increases,
The average distance between the
molecules decreases.
The ave rage speed of the molecules
(c)
)tr
Bunsen burner
(D)
lt
decreases.
The rnolecules collide rvith thervalls
of the container more often.
Bunsen burner
Which of rlre follorving srarements about
heaI radiarion is NOT true?
(.A)
Racliation is rhe rransfer ofheat by
rB I
' el:;tromagnetic waves.
A shrrry surlece is a bclrtr emirter
of raciialion rhan a ciull black
(C)
Racliarion can occur throush a
surface.
VAUUUN]
(D)
Solir heat oanels on houses aie
pa inred blac\ ro :rbsorb more
rhermal radiarion.
An e,\periment is se( up rvirh a smoke cell
[or den.:o:rsirating Brorr.nl36 motion. Thc
moving specks observed are
(A)
srnoke partrcles seen by reflecred
tB)
smoke p:rricieS in ,-:rrsi.r:,
ti_ehr
Y
(C)
f Dl
ibrat ro n
molecules oI r.ibraring air
,.nolecuies oi carbon in rlndt-.r-:
ntc rion
7
d?.r?1" slit experimen(
f:i.s:
strates that lighr
I!g.u# refers to the follorving g1201]1
axes having th_e same scalesioi
(A)
!l]
!:l
(U,
26.
demon_
,,vaves, p and
has a particle nature
produces sharp images
rravets in a srraighr Iine
ts a rvaye mo(ion
Which- of rhe following
D isplac e me n
t
e.
tlYave P
is rhe correct rela_
TirrE
the lvavelengrh, L, speed,
u,
:,_"1 .Tl]"* "
and
tequency, /, of a rvave?
(A)
).
(B)
fl T],
(c)
f
(D)
27.
).
fu
U
Displacement
-\1l
for light of four different materials
NIa te ria I
Time
indices
Refractive Ind ex
Air
t.0
Ice
1.3
Perspex
1.5
Diamood
2.4
In whlqlr medium would the lighr rlaves
28.
-
lVhich.of the-following sratements
(A)
(u
(c)
h ave the slo!vest speed?
(c)
(D)
is true?
P is louder rhan e but e has a
hi-eher pitch.
P is louder than e and also has a
higher pitch rhan e.
Q is louder rhan p bu t p has a higher
prtch.
(D)
Air
Q is louder than p and also has a
higher pirch than p.
lce
Perspe r:
D irmond
The nomt il heii in_9 range oIa y.ou
(A)
(B)
(c)
(D)
I
Wevc Q
i
The_table below lists the refractive
(A)
(B)
1*;,1.,
t*o sound
ng person
20 Hz ro 2 000 Hz
?0 Hz ro 20 000 Hz
-200 Hz ro 2 000 Hz
100 Hz to 20 000 Hz
l
I
co oN TO THF Npvr o ^ ,- -
8
30. In the electromagneric s pecrrum, X-rays 32
are between
_(A)
(B)
(c)
(D)
gamma rays and ultra_violet rays
Which of the follorving does NOT
sug6
thar light travels in straight lines?
streaming rhrough rr
111 Sunbeams
A
rainbow
formarion in the
iP)
(C) Th6 formation of shadows sky
(D) Light from a projector on irs wa)
ultra-violer rays and visible lish(
visible light and infra-red rayslntra-red rays and radio waves
a screen
31.
Plane mirror
33.
A ray of light in air strikes a glass block
an angle of incidence of 0o. The light u
be
Object
(A)
(B)
(c)
(D)
The diagram above represents an object
llaced in fronr of a plane mirror. IVhich of
the iollorving BEST represents the image
prociuced by the plane mirror?
34.
lVhich of the diagrams BEST represer
the passage oia beam ofrvhire light throui
(A)
(A)
(B)
(c)
(c)
@)
(D)
I
T
I
t
undeviated
torally reflected
refracled at 90" to normal
refracted at an unknorvn angle
a triangular glass prism?
CB)
t
t
I
t
I
I
T
t
I
I
t
I
t
I
I
9
35.
-_Convergiag lens
CB)
x
Focal poiot
x
F
(c)
(A)
x
x
(D)
In the diagram above, rhe incidenr
rays of lighr from an
object are parallel. Where will
the image oi the object
be formed?
36.
\
I
Image
Object
Eye
The diagram above shows the formarion
bya
(A)
(B)
(c)
(D)
3'i
lens camera
pin hole camera
telescope
magn ify ing glass
The cunent in a wrre ls one amDere if a
charge of
(ir)
(B)
i0couionrbs fl,j\\slh.ouoir i. n i0
sec on js
coulomb flori,s throush it in IO
seconcis
(Ll
i0 coulombs [ioiv rhiough ir rn I
second
(D)
I00 aoulombs floiv through ir in i0
seconds
of an image
3g.
Which ol the follorving relationships be,
trreen elecrrical quantities is correct?
A)
I
(B)
R
(', )
O
(
l/l
F
(D)
GO ON TO THF NFYT p 61-:tr
I
I
I
I
-l0?o
Which. of rhe following
diagra
s.enrs rhe
fi"iJ""*"iffi:T.[?:;
"r.",ri"
rrvo oppositely
charged point
4t.
r:,t"wing units can
measure quantities of energy? be used
Ir:,:l_:r]I
charges?
I.
(A)
+
II,
Joule
Coulomb
II I.
Kilowat[-hour
(A)
(B)
I only
I and II only
I and III only
II and III only
(c)
(D)
(8)
{
{
the circuirs below
woutd rl.
I-:*'.n of readings
{
which
+
I:l:"
rvoutd enabt
Fir"
you to determine
the resisrance of the.fi
lr
ment lamp?
{
(A)
i:
(c)
+
+
{
{
(D)
(B)
+o
o-
{
+
{
+
(c)
.t the fottorving rarios coutd repre.
40
])L,:1.r
sent the
ampere?
r
Coulomb
+
I
T
5 e cond
\iolt
IL
{
Ohnt
IIi
(A)
(B)
(c)
(D)
(D)
Watr
-
\'o li
I cnly
I and III cnly
_
ii and Ill only
I. Iiand III
GO ON TO THE NEX:]' PAC
I
lt
43.
Which of the:following
is a representation
or rhe currenL/p.d. relationship
for a metal_
llc conductor at a constant
tcmperature?
45.
a circuit to measure
the
1":::!:ll requires
of a resisror. which of
rhe cir:::::,:":"
cutts below iS correctly
connected?
I
(A)
(A)
I
(B)
(B)
I
(c)
I
(D)
41.
marns by
l:ll:l:.lf: is co,nnecreciiesro rrre
!\,hat
I.ca0ie !vhlch has rhree,+
,1. insutarron be on rhecolour
$,ire
::":10, to the
connected
(A)
(B)
(C)
(D )
fuse ?
B ro,.,.,n
B lack
B lue
G ree n/ye llo,,r,
(c)
(D)
r
t246.
48.
A suspended bar magnet
(A)
(B)
+
alrvay5 5q19;
wirh its N-pole poinring
norrl:
wrth irs N-pole poinrini
soutf
Ear
(c)
perpendicular ro th;
(D)
opposire to the direction
from *.
rt started
+
magnetic field
w3s
conducted uslng rhe
1:,:,1rj,.-,rl.",
dlas.ams shown
above. The lame
fir:fl
c_omponents r,vere
used and
the
to normal brightness in each bulb was Iit
iase.
49.
t hrch of the follorving shows the shap
;t,T,TJ;[j:11_-,""il:::[ti
of
rng cunent INTO rhe pug.i "
III
The bulb is defective.
The battery is defecrive.
The diode is defective.
(A)
(n:
I only
following sratements wourd
:Yll:h
De correct?Ie
I
II
(Bl.
(L.t
(D)
II and III only
-con!-ucror
of altemating cur_
rent,
of
the
follorving
sratements
\\'ould,Which
be true?
(c)
I
The current obtained has
a constanr
value.
II
The current obtained florvs
onlv in
one direction
There are periods when no
(B)
(D)
II on Iy
I and III only
II and III onl;-
ll
I
I
III only
d iode, produces
;A^,.s1mi
hall:lav€.rectification
(c)
I
{
I and II only
tlows from the source.
T
{
(B)
III
I
I
current
(D)
a
,/
I
I
I
I
I
I
t
I
002401/F 2000
GO ON TO THE NEXT PA,
I
l3 50
+
I
u
Itr
The diagrams above represent the electric fields around
and between point charges and parallel plates as d rawn
by a student. Which of the diagrams are correct?
(A)
(B)
(C)
(D)
I and II only
I and III only
II and III only
I, lI and III
Item 52 refers to the following diagram-
51.
w
Primary
Secondary
coil
coil
P
x
The diagram above shows a typical relay
The part labelled P must be made of
Appropriate labels for W and X would be
(A)
(B)
wx
ironl
(c)
copPer
pl ast ic
(A)
(D)
brass
(B)
(D)
step-dorvn transformer
step-do!vn transformer
a.c. rnPu t
d-c. inpu t
":
'lit rrxlrsfomer
.i.c inou t
step-up trans [orme r
O.C lllf u.
GO ON TO THE NEXT PACE
l4
53.
An electricity compxny supplies a.c. bur
not d.c. to the consumer. This is because
(A)
(B)
ir
(c)
lts generators cannot produce d.c.
most electdcal appliances cannot
run on d.c.
a.c. can be generated at a higher
(D)
a.c, can be transmitted more
5l
The diaeranr belorv shows the shelt mo
of an atonr.
Electro:
volrage than d.c.
e
ProtoD
fficienrly rhan d.c.
Neutron
54.
Which of the following sratcmenrs is
Magnet
Magnet
s
corTect?
N
I.
Current
in wire
II
III
positively charged.
The wire in the diagram above will move
(A)
(B)
(C)
(D)
55
(.4)
to\\,ards N
towards S
into rhe paper
out of rhe paper
In the scatrering experimenr conducted by
Geiger and lvlarsden, some of the alpha
particles were deflected. The explanaiion
for this phenomenon is that
(,()
(B)
(C)
(i))
(B)
(c)
(D)
58.
I only
II only
I and II only
I, II arrd III
When alpha particles, bera particle:
gammx ra)"s from a radioacti!e sourc
subjected to a transverse malgne(ic
rvhich of rhem rvould i-r.-OT be der
from their original parh?
electrons have a small mass
electrons have a smcll charge
the nterJl foil was only a feu,rtorns
rhick
L
ll.
IIL
Alpha
the nuclear charge and mass are
concent tred in a,<nrrll t.oiu me
(,{ )
ll only
Illonl;'
(B)
(c)
(D)
56.
The mass (nucleon) number is
The atomic (proton) number is
The atom shown in the diagra
l'he nuclide oI an e Ieme nt, X. cen be rep re -
Bei:r
Gemma
I and ll o n)1
ll and )
o nly
senred as i X. whcr does the leli.lr A
re pre se nt?
Proton number
(B)
(c)
(D)
Elenre nr sy mbo I
Neutron nu mbe r
Nucleon nu mbe r
I.: N
/1\I 'T'] THtr NFYT
-15
59
forrowing staremenrs
yj::i::l:
about
r1e expression
E = rnc2 ,rvguld
I
l[T".:'ii'"TJ] m m
i
'
u
69 11ug2
ene
II
tt"r;11e-senr lhe
I[.
,,':;H:ll'.. :l,,: .#iir"
acnle vements
(A)
(B)
(c)
(D)
facr that mass can
;",,,
of Rutherford.
II only
,:.
number, A, and
aromic
ll3:: ,: mass
of the new etemenr formed
l.lT_o.r
;::J,""1;:'l'"1"
(A)
(B)
(c)
I and II on Iv
II and III oitv
I, Il and ltl
IF YOU FINIS}I BEFORE
002401/F 2000
rsv rh a t
60.
(D)
TIME IS CALLED,
Particre is emitted rrom
222
86
224
84
92
90
228
230
CHECK YOUR }YORK
ON THIS TEST.