真二第張四第
日四初月二年午丙廢室
WAH KIU YAT PO⠀
英中会考 試題預習專欄
物理科
(八)
陸永熾。
鮑」 週五學術講座 糖, C罗 五四字,
VEER BE
MORE - DIREKINBEM INIC#).. 日(星期五)下午五上两大公案——炮盾 ·公開性質, 時至六時半,差辦公與許止。」所點在香 各界人士入曹智。 学中文學會定於王文强主第一杰秋卲恨,此次或鹰亦
(*)BEK KISS
·請秣文攞「趙盾與許止」之心得思戆墨之频誑
港大中文學會
一九議,蘇氏以在
| 多方面来作公
「飛樂,內送包括
PRYSICS (8)
(a) The coefficient of friction between two surfaces is the ratio
between the force of friction and the force pressing the surfaces together. Thus --
-Force of friction coef, of friction -
Normal force
(b) Static friction is the maximum frictional force between the two,
surfaces that can resist their relative motion. It is also called) the limiting Triational force.
As motion 18 started, friction, still tends to oppose notion. This is the kinetic friction or sliding frictional force. It is less.
than the static friction, and occurs only between two surfaces
which have relative motion,
of static friction one on
coef. of kinetic friction
limiting frictional Force
Normal Force
frictional force when object. moving with uniform velocity
Normal force
Wt of the wooden block W coef. of kinetic friction fi
kinetic friction f
where is the normal force)
rom, the diagram,
N
f cos
W sin 259 - Nos 25 tan 25°
0.466 (3 sig. figure)
Unbalanced force, FW sin 400
- sin-40
Sat 20 as 250
- W Cein 40* - ́0.456 ccs 40°) *W.(0.64.28. - 0,460 x 0.760)
0.285 W.
Newton's second law,
Pa acceleration at =
205 W
• 0.285
279 (3 sig.figure).
140
(*pg)
Ans. The wooden block slides down with an acceleration of]
$2.79 m/sec2
2.(6) Let be the pendulum length of an accurate clock.
13.
be the pendulum lenth of the clock which loses 5 sec. since period, T
and
there are (24 x 60 x 60) sec. in a day
86400-5
86195
-0.999381
· BOLGD ***
(56395)
86200
*£= (1 -0.9998EL)X”.
0.000116g
[Ans. The clock should have its per
10.000116 of ite Lenth
-A=100 Wal
W= 2016 we
7
(1) As the system is in squilibrium, and by triangle of forces,
sht-angled triangle ABC is drain. ABW20 1b.wt-
ABW-20 16.wt..
BG tengion of BC. tension of cord at-45o-to-horizontal. CA • tension of horizontal core
20 tan 45
20 1b; t
friction of Aund-table:
The limiting friction fax,
That is, the tension" CA
From Triangle of forces,
40:3 x 100", -30 1b,wt
*1b.wt..
AB weight or w LÀ Len 450.
Fans (1) Friction on A
30
20 lb, we
(11) maximum value of W 30 10W
Mass of the body 10.10.
8.0, of podya 2.5
Wol.of_the_body__ * 20 × 75
62.5 c.ft.
of water dispd,upthrust;
(a) When the lift accelerates up
= 8 ft/pes
The upthrust, u, becomes
Ti reading of sping balance
la mass of water displaced
三期星
藏灣三屆三十玀
十月二年六六九一整公年五十五民中
| 中試試題預習專欄
planes?
英文科
(八)
方問陶。
Tike allowed = 25 admites.
1. Underline the correct word in each brackev.
(a) The girl has, (many, any, much, a) ringa on her fingers.
(b) The captain will return (while, during, at, until) the holidays (c) I am not hungry. I do not want (some, less, no, any) food. (a) I cannot tell the time (with, wzoupt, without, "by) a watch. ⠀⠀{-}· Apples are deazer to-day, so I need (little, less, BOTA, "many)
Honey.
2. Fill in the blanks,
(a) Little Jack Horner ast
(b) The lion and the unicorn fought
(s) They sat
(4) She gone to church
(a) The Piper: utapped
orner.
the crown.
* tree.
Sundays.
•the strast
tanse of the given very, soundly to
3. 7113 in sach blank with the cere
(b) She
(c) They sent out and
her watch twice sirandy. (lona)
on the green, (120) at about six o'clock, frise) to London in spring. (80)
(*) the com is an animal that
(un milk. (give)
{g} That was the picture that/1wksh you painting?{ss}
(h) Bext week.
(4) The womKAN.
• (1) If they have tizo. they
new hat. (bay)
· 120 supper then (the messenger Berived,
danan, nezt year. (visit)
4. Fill in sech blank wit oze o the following was
of
Did you see
(0) I have
raneived the letter Jet
there again.
to go now.
(d) Tou
(a) Both Foter and John
ROAST
(sharp),
present
此次大会桴薄下列各中舊屋者作惠題
: 八星期六)下午二時起,低香港大學院举行。一 【特訊)香港大學校外賺程部之學啟於會,定於二月廿六日
排定十組專題演講項目
香港大學校外課程部
廿六日學員大會
BERHENRY
#HUIS OKNKE.
————談中國文學欣賞,「
漢師同學會第十三屆理監朶與两位長官你個合影
ERK TËSIME-
·大衛士———亞洲之后?
黃有旅————中國風格音多之建立,
·馬融投———歡英各网藻翠研究之概况烕超,
士敎授——英國文學之幽默與憂鬱,
珊郁中國古陶研究?''; .....
BYGAN MERENLERSNEG-
#his
one?" naked Peter.
"Yes, that's the one, Thank you, Peter."
Peter chose an exciting story about thieves
and soldiers
ind wicked zen, for he thought the kind of books Paul read rere rather g dull. As they walked home together, they compared the mumber of pages in their bocks, Paul'a bad à hundred and twenty-four, and Poterie à hundred and thirty.
Trite the answers in the spaces provided. Do not write the nuadere,
(a) What is the man who looks after a library called!
(a)
(b) Panl sent to the library (1) daily
(2) vary often?
(3) quietly
(4) to read the books
(e) Paul sent to the library (1) to return a book
(2) to land a book-
(3) to meet Peter
(4) to reach s book,
(1) Paul liked books about people who (1) worked hard 3
(2) are rich
(3) were enjoyable (4) were fanCALEN
(a) Peter was (1) quieter than Paul (2) täller than Paul-
(3) more friendly than Paul (4) loss clever than Faul-
(*) Bather Peter and Paul (1) alle no sound
(2) did as they were told (3) always met in the library (4) were thankful
(g) What was written of the sign in the library?
(h) Which verb used in the passage show that Paul spoke very
0000 20
(2) in the City Hall (3):1ù Paul's school
(4) An a book, shop
10238
4+
formule Fra
(THI-N) 22. T (T510) 32 10 ki
When falling freely
and, (W. 110
7
[{d} He waid that he would
(*) Have you
3. Fill in the blanks with the opposites of the words in brackets.
Examples The pan is
(6) This is a
(b) The knife ta
(c) The pupils were all
(4) His work is vany
(●) The bird is still
6. P411 In each biank with "haa' or
Mary and Jane
^(B) bay like Jane
benz minished.
not answereż. xy questions yati
been going to school.
The first part of moh of the auntences fe in Liet is. The second’
part of sach sentence is in List B. Put in the brackety the
manber of the part from Ilat B that belånge to each part in List AT The first one (s) is done for you as the whole sentezos should reads.
He has lived here for ten years...j!
List A
will be (a) 71⁄2 10. Wy
screw jack of pitch 1 inch has an efficiency of 12%. If it is turned by a lever of length 10 Inches, what effort would be required to raise a load of 250 lb.wt.
72. A 12 stone-man sits on the loop of a
pulley-system. What force does be exerts in order to raise himself?.)
A frictionless pulley system has a. Vin. of and time lover balk weigha
10 Ib. Calculate the efficiency for
loads of 50 lb. and 90 1b, respectively.
A fire engine pumpe water from a vela of 17 fent at a rate of i 10000 16.-par minute, and projects horisontally at a speed of 32 ft/sac, What is the horsepower of the engine 15 it is 75% efficients
A bullet of mass 0,32 ox, travelling horizontally embeds itself In the centre of gravity of a block of wood of a 20 lb.
which is suspended by a light vertical string. After embeddow. the blook rides 3 inchen, What is the velocity of the.
{a} He has lived bers
[(b);
Can you tell-mo
[{(c) She de so pratty and kind
(d) In a letter we put the date
(6) You did not come in
(f) The boy saw the this
which is suspended by a light rtical string. After embraned the block rises 3 inches. What is the velocity of the bullet j Just before the penetration?
A shot of masa 1 lb, strikes a fixed block of wood of mass)
11 1b. Mitha given velocity and penetrates a distance of
6 inches If the black had been free to move and the shot travelled along a line passing through the centre of the gravity of the block, how far would the shot have penetrated?
8. Read this careftlly. (1964))
Mist B
(4) 1. so I can swin
) 3. under the address"
14. for ten years.
) 2. running amy into the
5. barked at a dog.
6. where the Post Office is.
7. until it was dark.
8. ought to be fine.
that everyone likes her,
One day, Paul went to the Public Library. knew Paul well, as he went there almost daily.
abother onM.
The librarian:
"Hello, Paul," he said. "Have you brought that haóle
“Yes, sir,” replied Paul, "Now I would like to borrow
"Very well, then, Go and choose one you would like." Paul like stories about important people who did great! things. Those books were kept on a high shelf, so that he always found it difficult to reach then. As he was choosing a book, his friend Peter came in. They talked quietly, because there was a big notice in the library which said "Kaka No Noise" and they were bothe sbedient boys.
All at once, Paul saw a book he wanted to read. *Peter," he whispered, "oan you get that book for sa^
(1) Pater liked (1) the same kind of books as Paul
(2) thieves and soldiers and wicked men (3) more exciting stories Paul
(4) duller books than Paul did
(1) Do you think the library sua (1) in Petar'a sobosl
Frite the short for of the words underlined, Examples
You cannot read
(a) Do you not like to gof
(b) I am not so stupid. ("\
(c) Your mother will not like it.
(a) I have not any money.
(e) It was not polite of you to bahawa
that way.
(1)
10. Give the correct form of the adjective in the brackets. Write 14]
out in
out in the space.
(a) te can sau (mall) thi đu
(b) This sum in the{sasy) of the alls
(c) Mazy has taken tha(big) orang
+
(4) Peter is (strong) than Joini (e) Play (little) and work sore,
Anguera, to TESZT
38330
(0)
1. (a) by (b) about, (c) to, (d) off, (s) with, (f) singe,
・・・ (h) from, (1) for, (3) with.
2. (a) saw, (b) will sail, '(c) playa, (1) travalled, (v) is arying, 3. (a) 3, (b) 2; (e) 2, (d)
(d) 2, (e) z.
4. (a) Most, (b) nors,
nors, less, (a) much, (d) little.
5. (a) honest, (b) trus, (c) difficult, (4) glorious, (a) deep. 6. (a) from, (b) be, (c) done, (d) ki,
(•) do.
7. (a) They net an old woman who vas carrying a basket.
(b) He finds himself interested in reading story books. (0) The stolen money más discovered in the thief's (d) The bicycle is rushing quickly towards the boy, (s) This is the most exciting picture I have ever BOUL.
9. (n) (2) to get some food, (b) (1) the fargera, (c) (1) he thought the wolf was afraid of his, (d) a chicken, (♥) He was frightened, (f) brayad, jumped and kicked, (g) The ses, (b) The wolf.
9. (8) hurriedly, (b) gently, (6) yesterday, (d) enddenly, (e) pitiinoniy In (a) Can she speak Japanese?
(b) Ought you to write it down?
(a) Ware they binging a song?
(d): Will the work be finished to-morro
(e) Has Jane been to England?.
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