1971-04-17 — Page 20

心作将无情。

工與開的說說現了,不如股統 因此,全蛋游玩致的地號,灣安

定八月在港舉行

但此次實際吃雜,政府些完全沒有與工做院

旬,在太描沿行。一隉代青年」月刊,提供

·第一屈之亚洲學生,酢洲可靠的中學生對中

在研 時代青年服 一新亞秕向雅娟;油之作。另有反映射说

屆時可能合組亞洲學生旅遊

門 該會發言人對記者解釋

|旅游研討會常時之主題

阻生

WAH KIU YAT PO

本期同時臺創刊二年

發表聲明目的

[對亞洲學生旅濟全画

*在使社會人士獲悉新制

對香港只能產生壞影响

【旅遊計劃,並分別在距 一地學聯,積極推行學生 洲各國跑組學生旅游服

「的低調社會人士河北堂,而望有關人士注过

一般記者訪問脚擔門:這一我们發水类群,主班目一生旅遊網的谍可。一

·今年研討會的小短

,雅技大會的

買四第張五第日二廿月三年亥辛曆夏

对视出响的臆生而去一些做的工作。

年的佈取,但壯前旅為碗走行,雅先刀術我們將 出版消息

第二 中文校聯會宴賀

複習財,將題

陳劍科榮任三院總理

楊勵貴獲選市局議員

·

格教育院國術。

世

,或向九龍士台,

齊员顾,科松發作一词人,德問,「美腻的帝主義

如程外流,費用比

若Fnux略去不計:因下 中文中學會考試題預習專欄

降B上升故其重量互相 物理科

(十五)任兵戰

抵消:

210016

教

六期星日七十月四年一七九一愿公年十六國民中育教僑華

報日橋

嚴重阻礙工業教育發展

香港工業學院講師協會指責新薪制

【衝高大做圭比賽]已店]大惜剂,名作 於 日籍, 出家韋布,照明

一組念,撤出接受附者,內官彩色版有,多彩尼 意見的塑畫藝做,亦足加共和國風光,倒满世

同時在新麻基,降代

一的進展,中共的「

協

4月假四五九期出版,影,售價,但報, 今日世界:「今日,當蘇「開疇過人的以認 六角,一在重建的任務,値爾小 淅「刀机大黨」史

當認爲新制施行後 將更難聘得大學畢業 在西報以廣告方式發表聲明 抨擊新薪制不

將施

講師 並表示將盡最大努力 促請政府加以

修改

本港工業界人士 受器械操作訓練

訓士

之品質作假,將可没能刷爭迪襟勒之品,故一

孔絣航▲李,伯

「榮譞師。政府於去年十一月十八日攝的改師新鄰德坤,齊國行,析時抑,隨即開除,

日「米希俱度,用於實無求·梭,該學,炳忠,母,活 交縠-河永麗在有如簡皮課程之姚培

工學院日前灣F黑白斐畫全性的已潑

| 院,勰熱甞,工還學良工歷院的女師。近

期 號,原被水河流常只前凸猴多。工的國際 幼兒教育進修課程

E.

(特天主粱、兒童的基本生理及心 「兒童心理」及「從遊戲中學習」

有學之汭暂外,亦引 工業經隙人員●一览教育進修聞 「一個別異,兒的學習,

共尙政群阿妞工我局,但人員,因辦籍 日開「心推上,內容有

越慢,作橫飛,抑

該變、祈祥兴科工没脊作職一小時,由卜午六時半查詢及取中講多

犹在,馬上可罗斯,三百九十元。 國際學生旅遊會議

南

| 佛力),張謝宀東萊太平紡織),白灣工程師, 黎燕玉八訪織工艺),何光你(中路

頓所發表:對機械输入 ier Funx=ER_EA 合功與輸出之功恒相等 對機械输入之功在表面看 來,往往比輸出有用功為大。 不過輸出有用之功,不過是输 出的功底一部分而已。實則輸 出的功應包括克服機械 的摩擦力與及维持擞械立 答:(a)其理論之機械利益為 動能;故上述三者之總和恆 與輸入之功相等

續預習十三解答

Eth

(2) }}; E = Fmax + W

即施力=摩擦力+重》 合:功的不減原理系为生(此公式適用於單定滑輪)

(3)據:M=W

256

=

(d) }} M.A. =VR.

=1ft x

4; (b)其實際三楼械利益

1971 中學入學試試題預習專欄

[注功的不滅原理與能量不

滅的原理相似,但不相同。

為3.2;(C)其摩擦係數為

智慧出坡罰

造械能量不滅原理】是能:0.0625;(刘若E下降4呎

英文

科

慧出版社主編

(五)

松能变换其形式,而其能量的則比上升1呎,

總和為求变的

(4)工,已知:见一 64gt;)

ANSWERS. TO PREVIOUS QUESTIONS

功與能是互為 因果的能可作 功功能生能 而其不滅原理. 則不同,牛頓的

R-3 16

ibut

I E- ? lb ut,

SECTION A: I.

2. C

T

ID

ID

III.

Interesting

「功的不滅原理』

R=31but

Blood 4. Gara

Poor

似有關聯

•I. Bge: W = 10016, E=12516,

(Pulleys) Pi, Pa & P2 =

裝置如圖所示。

1求: (a) M. An=?;

(b) M. A. p. =? (c).从=?

(d)若E下降4tw

上升?在

(示列符號表示:(F) MA, 表機械利益(Mechanical Advantage), (ii) Th表理論上 的(Theoretically)C III) Pr表實

·際上的(Practically)(iv) 从表

摩擦係數請作化.

III解:(1)據: e=b-r

2=6fc-314

2據:Ee=r

2.¢ E=3×3.5/but

-端須置重炸磅。

(5) I. 220: L=10ft; W1

121680 II求:(a)W=?g;(6)见一张

diagr

正解:(a) (1)若及下降1花E) dingw.

及B移動;即E總共移

(三)若下降化上升

CF 移動1代;即上升2 地,亦即下下降2秒。

(王下降缌次數為:

(4)據:Y,R=

5表位移;及

·M.A (6)據:

M.A.=VR.

K-401=7

=10st=

OW

I1 Af: (a) () Y=L-l

-10st-b

(A) diag. 工:

We (10st-e)x369(1) W(10ft=e)=lx169-(1)

(B) diag.II:

®) (1)× (11) •

"W2=36gx16g

W=6x49=249

(b)將W之值代入(II):

249(100-L) = lx16g

30st-34-ze

301t

SECTION

<multiple choice)

Choose the best answer by drawing a firm line across

the right box.

The new servant often argued G. with

A. from

B. against

D.within

B. before

00

Aon B. in

The little boy was ashamed C. for doing

D.to

auch a thing.

E. of

A. above.

with

Our teacher is much pleased C. under

D. through B. over

People say that the story is true,

A. It was said that the story is true, B. It says said that the story was true C. It has aaid that the story is true: D. It is said that the story is true. E. It will say that the story is ture

ABC

000

00

DE

A B C

Dow

D.E

Do

Ho said to Joe. "Why haven't you done

A B C

A. Mr. Ho asked Joe why he hadn't done it. B. Mr. Ho asked Joe why he hasn't done it.

四煮

5.000

DE

C. Mr. Ho ordered Joe why he hasn't done it. 00

D. Mr. Ho begged Joe that he hand't done it.

E. Mr. Ho asked Joe why he did i七

SECTION

this passage carefully.

At last men Learned how to print.

The

firat man to print books in England was named William Caxton. When William was a boy he was

sent to work in London. In time he became a great). merchant.L He left England and went to live inte Germany where he learned the new way of making hooks. He then came back to England and began to print books himself.

Caxton bought strange machines and took then into his house, Soon people in London knew that William Caxton was a printer, and great lords and lailies came to see him at work,

女

Before long, other wen also began to prin books. The new books were cheap, so that many: people, who had not enough, money to buy bocks written by hand, could buy the printed books. Today svan boys and girls at school have as many books na rich people used to have in. the deys before. men learned to print.

Each of the following statements is about the Some of them are: true and some awa passage. unthus, Put a ticket () ) against the oned that are ture and a cross (2) against those that are untrue.

Long ago books were as cheap as

2. All books were written by hand.

are today

3. William Caxton was the first English printer

AIl books in England. were printed by Caxton

5. People visited Cexton because he invented

strange machines.

6. Monka did the most writing of books

7. William Caxton went to Germany to learn prin

B. Only rdoh people had many books before men

learned to print.

9. William worked in London when he was a

10. It took a monk months or even years to con7

all the books.

10.

III. Rewrite the following passage correctly. Putin

Capital letters and the necessary punctuation marks

whats the matter with you mei chus

mrs oheng called out from the kitchen

the cat aoratohed me, mdther said the girl crying

口

4.0016

M.A.

125

物體重24克支點距

COC) 據: M.A =

Long ago there were not nearly so many books as there are now. Men did not know how to print,

右端6呎。

功

一下期續三

so all hooks had to be written with pen and Ink Most of this writing was done by the monks. took a few months or even years to copy one book and books were very dear.

It

did you hit it

no i pulled it hard by its tall

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