1970-11-25 — Page 15

25 NOV 1970

点四月十廿月十年戌庚网草

郭日橘

CITY HALU

KIU YAT PO

百廿月一十年〇七九一屏公年九十五國民華中

T$%$# 2 #A#£#$%$#$%$##%#2#3#%$#$%$#LE ASKS #5

河僑 ཙིངྒཱནཱམཱཎྜ

1971中學入學試試題預習專欄

P. lastes

Q. lort

bo R. is leaving the hours.

5. kas iert

P. bad lart

had looked the door.

□□□g

英文科

(五)

Look & A big lisard 2. ia zunming

NEEMALEM SUNLIGHT PRESS

ANSTLE TO PERVIOUS QUESTION

1971 英文中學會考試題預習專欄

SECTION A FIS

2. 3

7. R

3. B

910.P

SECTION BITA

物理科

for,

fro

into

(五)

against,.

PHYSICS LESSON FIVE

into,

+25-

1970

beyond,

ANSWERS. TO EXERCISE 3.

61) B

(33) ·D. - (33)

B

(37) P

(38) Q

(39) 0

(34) D (35) C (35) R (40) Q (41) A (42) D

(43) C

(44) A

(45)

EXERCISE 44

SECTION.

choise,

5. was Pulinda

000

f. bas run),

the wall,

P. opens

Q is opening

10. The shop usually R. has opened

5. will open

was opening

00000

CHAPTER TWO HEAT

(1). Which of the following instruments contain no mercury?

Maximum and minimum thermometer

Constant volume air thermometer

Aneroid barometer 4 Weight thermometer

Resistance thermometer

3, 4 and 5 only B. 1, 2 and 4 only

2, 3 and 4 only

All of them

D. 2, 4 and 5 only

(2) In fixing the stearn point of as

neter by using a hypsometer, ateury therm

manometer at- ttached to the hypsometer. always used, the treason is

to prevent superheating

to ensure the wquation PT, -P, /T, is observed to ensure the air pressure does not change

during boiling

to make the water boil more quickly

to ensure the water boil evenly

Choose the correct answar, Draw a firm line

aerous the right box.

Bu has been

picada.

Tas t

at does not est B. did not est C. is not p D. has not seten 1. bad not eaten

00000

4 bleed

II. Choose the best answer and write it in the space.

Than draw a fire line across the right boxe

ba anake

The bus ill coms in five

A. disappears

Cones B. Co

will come

bad come

1800

before the hunter cano, 1TABODE

disappeared

D. bea disappeared

Disk set his old friend when

the park.

G. will disappear.

B. vas

A B C DE

E. had disappeared

The visitor C. has been

D. was being

1800

3. is being

hare since 2 p.z

ill ba

B. would be

B C D E

He said ha G. is

D. was

3. strolla

C. is strolling

3. was strolling

B. strolled

D. will stroll

While the girls are run

boy's

A. ahout

are shouting would shout

Out Your

shouted

vill shout

00000

nose

B. blea

Leading

C. has bled

my hair cut twice a month..

D. in bleeding

00000

an having

had

ve had

D. aball have

ОДОДО

sensitive mercury « in - glass thermometer

the same reading when used horizontal

as when used vertically

can measure up to about 180*e

has a scale more widely spaced at the low end than its the high

responds most rapidly when the bulb is made of thin glass

with a

of given bore increases its sensitivity

with mass of mercury in the bulb increases Which of the following alternatives are correct?

-14 and5 only

B12ands only

CL2, 3, amd4 only D. 1, 3, 4 and only

E Aof of them-

Ba talka

Some children lova C. talked during

leason time:

D. will talk taling.

A. listens

Mercury is a better quia than alcohol when used as thermometric liquid, for mercury has the following advantages:

Regular expansion

3. Highur freezing point

4.

Higher coefficient of

expansion

4. Higher boiling point.

S. Quucker expansion

Which of the following alternatives is correct?

A 1, 2, ands only

1, 2, 4ands only

3and only

B. 1. Hands only 13ands only.

(5) Liquid in glass thermometers can be made more ser.

sitive and quicker in action by using

a smaller bulb

3. a liquid of high

coefficient of expansion

a liquid of heat

Specinc

thinner glass for the bulb

5. a stem of smaller bore

A 1, 3 and 4 only

C. 2, 3 and 5 only

B. All of them

(6) Consider 4 surfaces

S only

and 5 only

a well polished black surface

silvery surface

a white surface

dull black surface

B. listened

Then I ome home, father C. la listening

ABC DR

00000

III.

A B C D

was listening DDO

3 vill listen

will 69.

BC D

the Raak.

shall ma abould make

2. bare made

3. are making

vere making

ney around Hong Kong.

P.

will dress

Q. has drassed

she 1.- bad, dressed hergeli

00000

DODDO

PORSA

00000

vas, dressing is dressing

and vent

A. 1, 2, 3 and 4 only

4-only

B. 2, 3 and 5 only. E. 3, 4 and 5 only

C. 3, & 4 only

SECTION

te the correct tense of the verb given in brackets to finish the following conversation Write the word or words in the space on the ri

One rainy afternoon Tommy was expe friend impatiently. His father and mo (go) out to work, His grandmother (1. be) with his in the house, Suddenly the door bell rang. "Who (2. be) it?" asked Tommyė *16*s

"said # day" Tommy opened the door. In (3. come).

Today, carrying a box of something, "What is it inside?" Tomy (4. potat)

to the box,

"Harbles. My uncle (5. buy) for me yesterday,* (6. reply) the "They (7. be) onlourful, aren't Tomay (8. sses) interested in then, "They're round and big, too, (9. play) together?"

tainly!" (10. cheer)

Which of the following are true%?

a) 3 is the best heat radiator

c) 4 radiates, more than

(b)-4 is the best absorb

(d) 3 absorbs more than

(e) 1 and 4 absorb heat equally since they su both black

surfaces

P

(a), (b) and (e) only

2. (c), (d) and (e) only

(b), (c) and (d). only S.(a); (c) and (e) only

(9) The quantity of heat required to change 1 gm of the caloriméter

by 1° C is the

P

water equivalent of the culorimeter thermal capacity of the calorimeter R. specific heat of the calorimeter S. calorie

T. calorific value of the calorimeter

(10) When a body absorbs beats energy without any rise in temperature

the energy goes to

Qincrease its thermal capacity.

Pincrease its SH.

R.

change its molecular weight

change its state.

T. (b) and (3)

(7) The constant volume gas thermometer

asstunes that the bulb, does not expand during a rise in tempe rature.

is more sensitive than a mercury-in-glass thermometer

relies on the type of gas in the bulb

gives the reading of temperature directly

may be employed, with an appropriate gás, down to a temperature near absolute zero -

Which of the following alternatives is correct?

Pall of them

Q. 2, 3 and 4 only S1, 3 and 5 only T. 1, 2, 3 and 5 only)

(8). An electric kettle filled with liquid at its boiling point is fitted on

heater, the rate of production of vapour depends ont

the thermal capacity of the kettle

2. the quantity of liquid

3, the S.H. of liquid. 4. the LH. of liquid

the boiling point of liquid

T. increase its density

(1)X gm of ice at OPC had been heated by a heater for Y mins. At

the end of that time, the ice had been converted into water at 20°C. Given that the kitent heat of fusion of ice is 80 cal/gin, the number of calories per second given by the heater is

B. SONY C. 100N/Y D. Sx/3⁄4× E 4x/3

80x

R. 1, 2 and 5 only

(12) The boiling point of a liquid depends on

I

purity of the liquid 2. S.BE of the liquid

4.

3. Ntent heat of vaporisation of the liquid

pressure of the surrounding Shumidity of the surrounding

Which of the following is correct! M

1, 3, 4 and 5 only B. 1, 4 und 5 only

C. 2, 3 and 4 only S. 1, 2, 3 and 5 only 2, 4 and 5 only

(13) A hot body is suspended in air by a non conducting fibre The

factors determining the rate of loss of heat are

the temperature of the body

the temperature of the surrounding

the shape of the body

the surface area of the body

the nature of the surface

Which of the following alternatives is correct

A. 1, 2, and 3 only 8. 3, 4 and 5 only 5 only D. 1, 2, 3 and 5 only E. at of them

and

114) A small-cube of metal at approximately 200°C is dropped in a

block of wax at its telling point, so that 2 gm of the wax melted. In order to determine the LH. of fusion of wax. Which of the following should be given or measured?

1 St of wax at solid state!

2 SH of wax at liquid state

3.

5.

melting pout of wax 4 water equivalent of metal

the exact temperature of metal before dropping into the wax block.

Which of the following alternatives is correct?

D.

1, 2 and 5

A of them B. 2, 3, 4 and 5 only 3, 4 and 5 only

containing 400 and 5 only

13 and 4 only

(15) A can containing 400 gm of water at 12° C is put in a refrigerator

which takes out heat at the rate of 320 cal/min. Calculate the me taken for all the water to become ice at 0°C. (Neglect the heat inten from. the Can.)

A:

15 mins.

60.

B 15 mins.

C. 100 mins. D. 25 min

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