播目育教頁三第張八第

日一初月三年未已歷夏

WAH KIU YAT PO報日僑

发肚 一氣預剂,一篇快過一處,甘分,天氣報告,

日八廿月三年九七九一番公年八十六國民華中

今樂府

|

天就預測:一織一十五分,時代曲,卅分

·老友記》,州分,新開

香港第一台

,

簡報,一鑑被早夜友

分!天氣報告,潮汐, 9, 八中凵七五三千 丈𨰜磡浩咯搫」,十五一巠播出之「世界節目 一天氣報告 - 五分,「大、梅播英國廣播傑台用 六時,新聞報告及五時至二時卅分

區)。

一,四十四分,天氣報告一宗唱。 五降五十五分四十一卅分,天氣斁守,潮汐,但視廣二時卅分,轉

老友記),卅分,新聞

,八時,新聞簡報, 一 簡報,《繼稷單裝老友

| 天氣報嗇,屡緻早

假搭

時卅分!天锐報|

外分,天氣報告,交

漁民天氣,國音樂

欠氣報告,五分,「香 英國置播電台粵語新 六時,新聞報告及,潮汐,四十五分, 商業第一台 一江之燐」,十五分,天 聞及「今媯的...」、「六時,新聞簡報,源民天然烁告,《悠风 天氣發髻,哈老!學產 ·孕鹿老友記),分

九時至新低報,

分三四五

四時卅分,天氣報

出娈行燮磅度及換狗 及澳門逸園賽狗公司公 告,報導本合初步貼士

天氣報告,潮汐,四十

| 四分,天氣報告,湖汐天氣報告,還續「大雖

氣預測![棉裆續唸雅「老友記)。

十時:新鸿分報

一 之長」,全五分,天氣一十五分,大氣報告,五早上),川分,殺我们你煜心, 天氣報歯,身議「得江開簡報,雲氣報告,四

( 天恩绘,(總變哈勒一簡報,笑說彩告- 七時,新劃簡報及,天氣報告,卅分,第 一七年,新語簡報,我留你體,卅分,斯開

廣告

浩,四十五分,音樂大 五時卅分,天氣報

六時,主菜邦節

廿 四十五分,就閭天地|腾微「太砾锎來落唱、八時,新州報告,卅分,鄭開簡報,一般 月一,四十四分,快取海省八時,粗面簡報, 佛殿哈岛早放)。

上全目預告,電猱模門 (認證製當你她),一時代曲,四十五分,明 十一時,新聞正報科:鋸分 - 天氣船型, 狗隻務難及季向消息。 邀俟樂狗公司公佈出

三期星

十時卅分,「急跑」 三十時,新聞簡報及

香港七九,卅分,就開,二時,新聞商報, 二十二時,新聞簡報 天氣,医紿一太平山下 及天氣,今為馬頭角生報告,日日好時光。,年青人時間,卅分,新

九時,ALB 漁民天氣報告,與你在 ' 九時,新聞簡報及R LAU 欧瑞爾 |│·冊分,新協期報天氣報告,人還沒關西|四與愛狗過程直至完掷 「香江之橫」,廿五分一邊告、军十分,一中央、尽版)。en 天氣報告,關西跋唱片、五十分,賽錨腳力球 八時十五分,西川算報告,四十分,天氣開簡報,(枋上時,卅分,彩 卡時,新聞簡報,一唱片)。

·九時,新俏簡報,一年 ,(浪廢與你在一起)獨唱片案),卅分,新爲止。 一個簡報,《梅酸關西麗的第一台

「時,新開簡報) 澳門級函縱狗公司十一 賽事直至完場爲止及報

-九時,三分,进牾 七時,早黃節目。

及天氣,吳祺故事「沈」來生鑑價格報導,「醉」,卅分,新聞簡報, 十一時 - 新聞簡報 及長沙發居房本地及外」,(繼續日日好時光》時間), 勝衣之十三殺手」第三三,100) 〔日日好時光 房本地及外來生牛格價,十一時,新聞簡縠 開簡報-(榭徽平脊人「淡片:黃洗澡大戰猩猩

三時,新聞簡報-

纖接年青人時間),

片 花王之女。

·十時卅分,粵語長 十二時,午間新聞

,十五分,奇·

- 榮源樂Ä唱,辘括樂「街,曲緻「點唱二OC 「」,熱辣辣,人生撐影 天氣報由及漁民天氣預

分,新聞簡報,漁民天 計,十分,節目預告,卅一後年有人時間)。

心時五分,陳海奇

氣報告,十八樓C座

及天氣報告,今薘馬荫, 天氣報告 ‧ 「FM譚偉十桩股藁詿導及爲你說「潑年青人時間),天 店、北分,新聞簡報 報告 一時,新聞慵報 卅分,新關簡報,〔

片:莫里烨親記。 二時五分,粵語長

四時-下午茶-浙

分,追

北分 - 「成带虎鬥」第五時,新聞簡報及「簡報 ̈宀縦傾吓問吓續年人時間)。 二時,新聞簡報,(爾沃年青人時間), 一價吓間吓,分,新日 卅分,新聞簡報,〔麼 五時,阳飭報

五時卅分,三一萬

能俠,五子牙,小露寶

六時十五分,今晚

一八分,猛人斯歌那匹簇一.三時“新低簡報,一漁民天氣報告,《函说 大時,新聞簡報,

新用,北分,鬼屋短彈

: 七時 : 醒目仔時間

八時,浣花洗劍錄

┘·十五分,「下午旎

律」,廿八分,笑氣報

·七時,「美櫪的音導亞中俱樂部),天氣

,五十八分,節目預告

人約黄昏後,卅分,新 ,六時,黄昏的您(圆于空中俱樂部)

香後), [卅分,新的簡報(樹一開簡報,《續人約资三分,新開、天氣及股

九時,婿女子。.

十時,當年今日,

一市行情報道,卅分,豬

[告。”

八時,新聞簡報、「韶鷹時間。

辣 - 慎揽英國

五時,新阳簡潑

,

天氣鄒告,為民天氣發

十二時,大家姐與

),州分,新悅簡報,

十二時五分,帶

役嘉報導及遨遊在黃春 小時》

十二分,「夜夜空簡報,恬俾你知。 。 六時,新聞姆告及員招募處職位空缺報導 足球世界,卅分,新聞簡報,(毌續諾破時刻 及天氣報告,十分,都| 七時,新聞爾報- 從彼時期,卅分-新

晚最累時,新聞後,繼續話傳你知),外一,天發報告,後代一

九時:「醉人的音一氣報告

第一,四十五分,「五] 六時,新聞專街,得菇一小時,卅分,新無線翡翠台

八時,帶點長片:

,十一時,聯邦密探

綠。

「羅成叫關。 九時卅分 人籍人

個,五十五分,午間新

一時十分,家家有 十二時,新開簡報本唸的經,四十分,

(遊殼拉歌一Q)。

[話俾你知),

OD:

·交典一時·新阳临片:断發神制。

·四時卅五分,乞嗤

,卅分,寬练親記。 六時,您粟乳案,

五時,父子情,

十八分,天氣 香港第五台 大蔥湯野俾你如升分,天氣報告及節目卅分,新聞及天家。

七中,低點與角廂

·七路,生活與你

(MEKES) DE

預告,四十五分,宗教

i五分,菊語對塲:天

KEE

九時,「京曲愛唱)。 七時,游及妙爾。「簡齢,《巃級篩俾你知 , 節目與第一間俾你用),北分,就疏

氣報告,而音成貓,加 泄是音樂,小五分,天 分、漁民天衆,粵曲,

八時,女人三十。

九時,樂今寳。

决麁時,新照間

廿一點四十五,真实蹴 英

一非,全日廣播品

·商業第二台

三時 - 廣播劇議攢

六時,新聞簡報,

十時卅分,新聞

四十五分,讓至隨影。好,將五分,聚首映

,卅分,天氣報告。 :

:十時,你黏我搭, 長片:太太娘家。

"九時,早,孕,名片:眥腦改。

卅分,漁民天氣。

三時,英語片

" IN NEEDLE -卅分,天氣好告。

+ PA R K 十二時-妙顶铬心

+14110O THE PANIC

(里)九「#之夢幻卅分,天氣報告。早晨老友記

-卅分,新開立報-天

1979

中學會考試題預習專欄

(ii) Find the force between

the blocks of P-15N, is

applied to the 5kg-black-

asarown in figure 2(c).

物理

Fin 1,5N

(廿五)

10kg 5kg'

efficiency of the machine

is 80%.

(relative density of.

Caluminium2.5

Effort

AC, BD is

ZCOH O2

b em longand:

Find the Tength

of the longer side of the rectange

B

within the range

your graph.

Write down the values of within the range

of your graph for which. the expression

(x+2)(2x-1) increases when x increases;

(c) Use your graph to solv

the

equation.

+3x-4=0

明德出版社魯榮家提供資料

Phyaics (25)

Revision Test

Time allowed: One. hour and

30 minutes

Answer: STK questions choosing TWO from each section. Eaches qdestion carries equdl marks. AI answers to problems should

be given in S.Į, units.

SECTION A: MECHANICS AND PROPERTIES OF MATTER.

(When

necessary take the acceleration due to gravity

(a) In figure 1, a block

hange from a spring balance: supported from: the ceiling of an

elevator.

cable

blocl

apring balance

elevator

If the elevator has an upward acceleration of

-2

2.5uis and the balance: reads 100N, what is the true weight of the block..

(11). What: sort of motion will

the elevator perform if the balance reads 64N,

(iii) What will the balance

read if the elevator Boves upward with uniform: speed.

(1)

(1).

What will the balance read if the elevator moves downward with uniform speed.

What will the balance read if the elevator cable breaks.

In figure 2(a), two blocks of masses 10kg and 5kg are placed in contact on a frictionless table. A horizontal F is applied to one of the blocks

107g

5kg

Figure 2(a)

Find the force between the blocks if F-15N, is. applied to the 10kg-block as shown in figure 2(b).

Figure 2(b).

F-15N

10kg

5kg

Figure 2(c)

2(a) A uniform planek AB of

length 12m and mass 50kg reata on two supports

(i)

P and () at positions 3m and 9m from one end A.

A man of mass 75kg stands.

on the planck 1 meter from:Q and Am from Bas shown in Figure 3.

50m

Find the: reactio Pand U

(ii) If the man walks towards

B. find, how far near from B"can be reach

be fure the planck tilts. (b) A uniform Jadder, 10m

long and mass 20kg rests against a smooth vertical wall with its lower end on a rough hörizontal floor and Om from the wall. (see figure

floor

m

8m

Figure 3 The coefficient of Friction between the Ladder and the floor is

fa man of mass 80kg: climhs. up the ladder such that the ladder is about to slip, find (1)

the reaction at the vertical wall

(ii) how far along the

ladder will the man climb

3(a) What factors will affect the efficiency of a single string pulley: system? State briefly how the efficiency is affected by each. of these factors:

(b) A hlock and tackle

consisting of three fixed and two movable pulleys is used to raise an aluminium cube which is completely immersed in water (denisty 1000kgm as shown in figure 4.

If the_volume of the cube

i's 100 the effort applied to the machine is 5x10 N and the

Figure 4

Aluminium cube (103)

water (density 1000km

(i) What is the velocity ratio of the system? (ii) What is the upthrust of.

water on the aluminium cuhey

(iii)Neglecting the resistance

of water, find the " acceleration of the cube while it is moving in water.

(iv) Find, approximately, the

position: at which the. cuhe will finally stayi What additional effort is required to apply to the system in order to push the whole cube out of water? JA

數學

(廿五)

明德出版社文長波提供資料

Mathematics 2.

Exercise 11

Answer ALL questions in Section A and any Six

questions in Section B.

Section A

1. Simplify

t without

giving your.reault any negative

The sum of

divided tbetween two people in the ratio of 4.1. Calculate the difference between the amounts they receive

The average age of two boys aud three girls is 15 years. 8 months. If the average age of the three girls is 15 years 10 months, calculate the average age. of the two boys.

2

and p q calculate the positive valuea of

pand g:

In the figure, ABCD is a TrectAnEP The diagonals

In the figure.

0

The circle RPO touches BC at P, AB produced at t and AC produced at Q. TE ZABC=70 and 4BAC-50, calculate

BRP and PHQ (Geometry: theorem need not be quoted when used) Eliminate from the

equations:

nsing+bcosimps acos9-haing=u

In the figure. A Dare four consecutive vertices of a regular 10-sided polygon and BCYX is a square, calculate ZABX and ZACY. (Geometry theorem need not be quoted when used.)

Section B.

In the figure, ABCD) is rectangular field, in a horizontal plane, withị -AB-145m, and BC 150ms... BR is

a vertical wireless mast with base B of height 50m and X is a point in the

field apon auch that. ZBXC-90

Calculate (a) XB

"¿ and TBXR=30′′

(in) LXHC (c) €X

(d) The perpendicular

distance of.x from AD 10.Given the formula

V==m2(3r-h) -

D

(a) Calculate h if

Ve21-T and r-9-1

(b) Calculate V. if

h=4,921, r-2.844 and #=3,142:

(c) tearrange the formula to give r in terms of Vand h

11. Draw the graph.of

ym(x+2)(2x+1) from x=-4 如

Shode - the area between the x-axis and the curve for which

(x+2)(2x-1) is punitive

In the figure, PQRS ia

a perallelogram.

SA AB÷BC÷GQP]

(a) PA-CR

Prove that

(b) AQCH and APCS are

sinilar

(c) H is a point of

trisection of it.

The diagram represents circles, centres P and Q. of radhi 45cm and 10cm

The distance respectively. PQ is 125cm. AB and CD are external common tangents. Calculate (a) the length of AB the angle of APQ the length of are AEC the area

of sector APGF

In the figure, AB=A4” APĦAQ, PMLBC and QNI BC Prove that

(a)BM NC

(b) BQZmQC2+BC+MN

15.The value of a mortor-cy

depreciates: each year by. 20% of its value at the beguning of that year. Calculate the total percentage depreciation by the end of the second year after purchase. If the motor-cycle costs $375 when new, find ta actual value at the end of the third year after purchase.

16.12 balls, each 11⁄2 cm in diameter, are packed in

a box fem by 43 cm by 11⁄2 cm internal measurements. Find correct to 3 figures. (a) volume of the 12 balls. (b) what percentage of the

contents of the box is air-space

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