1971-12-23 — Page 27

REFERENCE LIBRARY

直希佩華 頁三筅張七第日六初月一十年亥辛爾宴 WAH KIU YAT PO

(12) (a) By Charles' Law,

報日橋

CITY HALL ·9期星日三十日二十年一七九一飞公年十六国民 中

(按第七張第二頁)

1972英文中學會考試題預習專欄

1972

艾書院生褊(

物理

科

(六)

FAYAics (8)

中文中學會考試題預習專欄白

英文科

(八) ●許藩芳一

where

are absolute zeny.

It would be better for you to make preparations

efore it is too late. (Start with "You")

(a) If a = coefficient of cubical expansion

of the substance

density of the substance

d density of the substance at

For (1)

volume of the substance at

273:

volume of the substance at

5469

AMESB of the substance

273

By definition,

V2 - V1 [1 + a(t2 - t2)]

(11)

273

(aa)

=(1)

273

Everyday he goes to school by car. (Use "foot"}

All the buses stopped when the typhoon signal No. 9 was up. (Use "until").

This man stole my watch from me (Use "robbed")

By working hard you will succeed (Use "If!!)

The soldiere could not prevent the enemy fron

Maturing the city. (Use defend")

He is a dishonest man.' We all know ali nis trick. (Combine by using "whone","

I have been waiting for you since 9 o'clock. (Use "await?)

We are going to school.

Multiple Choice

He is my assistant,

me

·(1

(2) below

(Use "home"}

that is he is working

14 arter

(5) behind

his father, "I mean

(b)

volume of glass at 10°C

volume of glass at 50°

(1) twice its volume

273°0

(ii) two-thirds of its volume at

The volume of a given made of air will be

(3) beneath

If I say that Jim take s

he resembles his father,

sembles

(1) behind

(4) for

density of liquid at

density of liquid at 50′′

Upthrust exerted by the liquid at 100

(72.15 – 44.32) gm.

7.83

By Archimedee! Principle, this is equɛ weight of the liquid displaced

sence

21:03

38 (1) 12-1

to the

volume of gas

volume of gas at 50°C la 0.0

323 1285.

323

the volume of the gas is still

285

285

(2) Into

(3) arter

5) below

Pay me your rent and I'll give you

(1) document

(2) testimonial

achieve my ăim,

recipe

(5) receiva

I will try my best

(3) receipt

Unworthy

(1) though

(2) even thoug

(3) although

inspite o1

I'll shut all the windows lest my children

cold.

(1) will caton

(2) should catch

(3) are catching

Whether it

(4) would catch

patones"

fine or not in the afternoon,

we will set out without delay.

(1) will be

(2) is

(3) may be

Your hair is

(1) to cut

(2) cutting.

(3) to be cut

The

(4) shall be

(5) would be

too longs it needs

(4) will be cut

(5) being cut

e

music was so sweet that

as long as I could.

(1) listened

(2) listened to

(3) listened for

The her cackled (1) she lay

(2) lying

(3) laid

10. They insisted

tter

the

heard was hearing

(4) laying (5) lain:

an egg.

staying at home for BONG

Similarly (72.15

44.65)

202

of escaped gas (V)

27.50

JUOSTITUTing into (1

But

27.83

27.50

weight of escaped gað

daya:

(1) an

(2) on

(3) at-

within

27.50

27.837 – 27.50V

42

323

285

(14)

27.50V 40

0.00003(50 -10) |

323

1.00127,

0.47

27.83 1.00127

27.509

The weight of the gas which has escapéd is 0.47 g.

27.50V

40

27.83 1.0012

27.55

27.50

·40

0.00033

The coefficient of absolute expansion of the liquid is 0.00033

'13) (a) If the coefficient of expansion of a gas

15.0 wers

280.

would be the absolute zero?

What

A guany contained in a straight vertical tube closed at the lower end, the air being shut off by a pallet of mercury, the weight of which may, be neglected, when the temperature is 13 C., the mercury is

66 cm from the bottom of the tube, anu when the temperature is raised to 5299) this distance is increased to 75 cm. Calculate the coefficient of expansion of air.

(1) The coefficient of linear expansion of a Bolid on the Centigrade acale is defined as the fraction by which any length at expanda when it is raised in temperature through 1.6.

(if) The coefficient of linear expansion of a solid on the Centigrade scale is defined as the fractional increase in length when, ita temperature is raised by 1°0.

The length of a solid at +C is calculate

its length at T C if its coefficient of linear expansion a' is defined

(a) as in (1)

(b) an in (11)

Explain why it is not necessary to disting uish between the two definitions.