BENGKEL TEKNIK FIZIK SPM 2017 SMKPB Planning experiment 1. BENGKEL TEKNIK FIZIK SPM 2017 ... the...

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1 BENGKEL TEKNIK FIZIK SPM 2017 SMKPB Penceramah : Thong Kum Soon Success is depend on your mind and your will. You are the one, who decide it. PROVE IT!! 1 000001 01

Transcript of BENGKEL TEKNIK FIZIK SPM 2017 SMKPB Planning experiment 1. BENGKEL TEKNIK FIZIK SPM 2017 ... the...

Page 1: BENGKEL TEKNIK FIZIK SPM 2017 SMKPB Planning experiment 1. BENGKEL TEKNIK FIZIK SPM 2017 ... the question which relate to the PHYSICS CONCEPT of experiment. (c) ... list of apparatus

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Paper3 Planning experiment 1.

BENGKEL TEKNIK

FIZIK SPM 2017

SMKPB

Penceramah : Thong Kum Soon

Success is depend on your mind and your will.

You are the one, who decide it. PROVE IT!!

1

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SM TSUN JIN
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Physics Workshop 2017
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PART B Paper 3 Planning Experiment

Tips for Paper 3 No 1

1. Identify the variables from the text and Diagram (a) Manipulated variable (b) Responding variable (c) Fixed variable ( can be measured) (NOT TYPE OF SUBSTANCE)

(d) Observe the diagram measurement

(e) Identify the value in the table

(f) Tabulate data with symbol and unit.

(g) Plan your graph (unit and symbol)

(h) Determine the relationship from the graph

Tips for Paper 3 No 2

2. Read the question CAREFULLY

(a) Extrapolate the graph and write the value next to the highest and lowest point of the graph (b) Plot BIGGEST TRIANGLE and get the closest value with the units. (c) Determine the value correctly with 2 decimal places. (d) PRECAUTION WRITING

Observe the reading of the ammeter/ METER RULE perpendicular to the eyes to prevent parallax errors.

Turn off the circuit when measurement of current on ammeter is NOT TAKEN to prevent heating of wires and cause systematic errors.

(NO MORE WRITE) Repeat the experiment for several times/ 3 times and determine the average value to prevent systematic error.

3. PART B Planning Experiment (a) Identify the MV and RV from the diagram and questions. CIRCLE IT UP. (b) Identify the apparatus given on the question which relate to the PHYSICS CONCEPT of experiment. (c) Recall and relate the experiment which you had done before in school laboratory and identify the

relationship between the TWO variables. (d) DON’T QUOTE BACK the questions variables. It will make the whole planning experiment get

maximum 2 marks.

Paper 2 Part B

1. Definition – don’t state the formula of the define word - Write the definition in statement from the formula

2. Comparison questions – must use back the same diagram to compare in physics

term comparison. Quote back the Diagram number, and compare with statement

according to the marks provision. 3. Explanation on aspects given. Must quote back the aspect given, don’t divert the

statement by explaning other statement of your ways.

4. Explain the characteristics of the statement given follow ( 1 marks) with

explanation of the benefit and advantages of the characteristics stated. (1 marks)

5. More explanation are better, usually TWO are more than enough.

Part C

1. Usually calculation, and definition. Please state formula, working and final results with

minimum 2 decimal places and correct units. 2. Explanation of physics concepts, usually test your understanding of physics formula

relationships.

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3. Study specification on the aspects given and evaluate the pictures given to extract the answer

from the information given. Quote the information of point of answer and elaborate the

statement of characterics with physics concept explanation.

4. Try to give TWO explanation of each characterics in a statement. (4 points with 4 explanation) –

8 marks

5. Final 2 marks is the explanation of the BEST suitability and CHOOSE the BEST of the 4

or 5 given examples. 6. This characteristics and explanation can states in a table form. (THE BEST EVER

ESSAY for 10 marks) 7. Choose the best essay than you can get the MOST marks.

8. Essay in Part B and Part C is usually ONE form 4 and ONE form 5. So DON’T SPOT QUESTION. Study all the physics concept.

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2.

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3.

4.

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5.

Diagram 3.1 shows a worker pushing down on the piston of a clogged bicycle pump. Diagram 3.2 shows

the same worker finding it harder to push the piston further down.

With the use of apparatus such as a Bourdon gauge and other apparatus, describe an experiment to

investigate the hypothesis stated.

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6. Diagram 4.1 show a lamp which lights up with normal brightness when the dimmer knob is set at its

minimum value. Diagram 4.2 shows the lamp dimmer when the dimmer knob is set at its maximum

value.

With the use of apparatus such as constantan wire, voltmeter and other apparatus, describe an

experiment to investigate the hypothesis stated.

7.

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SULIT 15 4531/3

4531/3 © 2016 Hakcipta BPSBPSK [Lihat Halaman Sebelah

SULIT

4 Diagram 4.1 shows a bulb lights up when connected to a rotating bicycle dynamo.

Rajah 4.1 menunjukkan sebiji mentol menyala apabila disambungkan kepada satu

dinamo basikal yang sedang berpusing.

Diagram 4.2 shows the bulb become brighter when it is connected to another rotating

bicycle dynamo which is rotating with same speed.

Rajah 4.2 menunjukkan mentol itu menjadi semakin terang apabila disambung

kepada satu dinamo basikal lain yang berpusing dengan kelajuan yang sama.

Diagram 4.1

Rajah 4.1

Diagram 4.2

Rajah 4.2

rotating knob

Tombol berputar

magnet

magnet

iron core

teras besi

copper coil

gegelung kuprum

to bulb

ke mentol

to bicycle frame

ke rangka basikal

tyre

tayar

bulb light

cahaya mentol

dynamo

dinamo

rotating knob

Nob berputar

magnet

magnet

iron core

teras besi

copper coil

gegelung kuprum

to bulb

ke mentol

to bicycle frame

ke rangka basikal

tyre

tayar

bulb light

cahaya mentol

dynamo

dinamo

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MV --- number of turns of wires RV----- induced current Dynamo experiment number of wires and induced current on galvanometer
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With the use of apparatus such as bar magnet, copper wire and other suitable apparatus, describe one experiment to investigate the hypothesis stated in 4(b), Dengan mengunakan alat radas seperti magnet bar, dawai kuprum dan lain-lain radas yang sesuai, terangkan satu eksperimen untuk menyiasat hipotesis yang dinyatakan di 4(b).
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MV --- number of turns of wires RV----- induced current Dynamo experiment number of wires and induced current on galvanometer
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Structure

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a bulb supply with 9 V when 20 J of energy supply in a second
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P= V/I 20 = 9/I I = 20/9 = 2.22 A
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R= V/I = 9/ 2.22 = 4.05 ohm
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Paper 2 Essay

Diagram 10.1

Diagram 10.2

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The production of electric current by a changing of magnetic field
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the number of conductor wires in Dia 10.2 is greater than in Dia 10.1
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the deflection of galvanometer in Dia 10.2 is higher than in Dia 10.1
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the greater the number of conductors, the higher the rate of cutting of magnetic flux
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the higher the rate of cutting of magnetic flux, the higher the induced current
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Faraday's law
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1. curve magnet- produce radial magnetic field with uniform magnetic field which concentrate the induced curent after the cutting of magnetic field and produces effective induced current 2. more number of coils- more induced current generate due to the rate of cutting of magnetic field 3. soft iron core-greater magnetic field strength produces with greater force on the conductor and generate greater induced current. 4.carbon brush- reduce friction, produces effective continously induced current.
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1.increase the thickness of diaphragm - able withstand strong vibration, never break easily due to heavy knock, vibrate effectively and produce constuctive waves of sound 2. increase strength of diaphragm using rubber - more elastic, more withstand to high waves vibration and detect vibration to receive effective signal and magnetic field create 3. increase number of turns - more current produce due to vibration and more effective sound recorder 4. big diameter of coil wire - more current flow, more effective sound waves detect 5. soft iron core - more magnetic field generates and more current produces and sound produces more clear and sharp due high induced current
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-Pressure is defined as the

force applied on a unit

surface area . P = A

F

-P = h ρ g

Pressure at both side are

same, PA = PB

So that ;

FA = FB

AA AB

Archimedes’ Principle:

When an object is __ fully

__ or __partially __

immersed in a fluid, the

upthrust or ___buoyancy __

on it is equal to the

__weight __ of fluid

displaced.

FB = __ Vρg __

In a steady flow of fluid, the

_ pressure __in the fluid is

_decreases__ when the

velocity of the fluid is high

and vice versa.

The inertia of an object

is the tendency of the

object to remain at rest

or, if moving, to continue

its motion

In a swamp area, a fan

boat is used.

- The fan produces a

high speed movement of

air backward. This

produces a large

momentum backward.

-By conservation of

momentum, an equal but

opposite momentum is

produced and acted on

the boat. So the boat will

move forward.

Total Momentum

Before = total

momentum after

m1u

1 + m2u

2 = m1

v1

+ m2

v2

Specific Heat

Capacity

Quantity of heat

energy required to

raise the temperature

of 1 kg of a

substance by 10C.

State Charles’ law.

For a fixed mass of

gas, its volume is

directly proportional

to its absolute

temperature

Total internal reflection

is the complete reflection

of light ray travelling

from a denser medium to

a less dense medium.

.- light ray enters from a

denser medium towards

a less dense medium.

-the angle of incidence in

the denser medium is

greater then the critical

angle of the medium

( i > c)

The principle of superposition

state when two waves

overlap, the resultant

displacement is equal to the

sum of the displacements of

the individual wave.

λ = ax

D

Depth of sea , d = v x

ELECTROMAGNETISM

The factors that affect the

magnitude of the force on a

current-carrying conductor in

a magnetic field are:

1. the magnitude of the current

in the conductor

The greater the current the

greater the force on the

conductor.

2. the strength of the

magnetic field

The greater the magnetic

field strength the greater the

force on the conductor.

Faraday’s Law states that the

magnitude of the induced

e.m.f. is directly proportional

to the rate of cutting of the

magnetic field lines or the

rate of change of magnetic

flux by a conductor.

The magnitude of the

induced e.m.f in a

wire can be increased

by

1)Increasing the

speed of the relative

motion

2)Increasing the

strength of the

magnetic field

The magnitude of the

induced e.m.f in a

coil/solenoid can be

increased by

1)increasing the

speed of the relative

motion

2)increasing the

strength of the

magnetic field

3)increasing the

number of turns of

the coil

Y

A

B

AND gate

Y

A

B OR gate

Y A

NOT gate

-Radioactivity is the

spontaneous and

random emission of

radioactive rays from

unstable radioactive

materials after which

they become more

stable

The half - life of

radioactive source is

the time taken for half

number of the nuclei in

a sample of radioactive

atoms to decay

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(a) make one suitable inference .

The ___________________ is depend on the ____________________________

(b) state one appropriate hypothesis

The higher the _______________________, the _________ the ____________________

(i) aim of the experiment

to determine the relationship between _______________ and _______________

(ii) variables in the experiment

MV _________________________

RV __________________________

CV ___________________________

(iii) list of apparatus and materials

(From list given and use to measure RV and MV with controlling the motion)

_____________________________________________________

(iv) arrangement of the apparatus

(diagram with label)

(v) the procedures of the experiment

1. method of controlling the manipulated variable (initial data)

__________________________________________________

2. method of measuring the responding variable (use what and how to measure )

____________________________________________________

____________________________________________________

3. repeat with 4 difference value

______________________________________________________

(vi) the way of tabulate data

MV, symbol and unit RV, symbol and unit

(vii) the way you would analyse the data

(viii) analyse the data

(b) symbol and unit

Symbol and unit

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(i) Explain why a three pin plug is more suitable compared with a two pin

plug.

Terangkan mengapa palam tiga pin adalah lebih sesuai berbanding

dengan palam dua pin.

[4 marks]

[4 markah]

(d) Diagram 10.6 shows a water heater used to boil water.

Rajah 10.6 menunjukkan satu pemanas rendam digunakan untuk mendidihkan

air.

Using appropriate physics concepts, suggest and explain how to build a water

heater which can boil a larger quantity of water faster , more efficient, and

more safety based on the following aspects;

Dengan menggunakan konsep-konsep Fizik yang sesuai, cadang dan

terangkan bagaimana untuk membina satu pemanas rendam yang boleh

mendidihkan kuantiti air yang lebih besar dengan lebih cepat, lebih cekap dan

lebih selamat , berdasarkan aspek-aspek berikut ;

(i) type of material used for the heating element of the water heater

Jenis bahan yang digunakan untuk elemen pemanas bagi pemanas

rendam

(ii) shape of the heating element of the water heater

bentuk elemen pemanas bagi pemanas rendam

(iii) melting point of the heating element of the water heater

takat lebur elemen pemanas bagi pemanas rendam

(iv) rate of rusting of the heating element of the water heater

kadar pengaratan elemen pemanas bagi pemanas rendam

(v) additional component used for safety when the water boil

Komponen tambahan yang digunakan untuk keselamatan bila air

mendidih

[10 marks]

[10 markah]

Diagram 10.6 Rajah 10.6

Water air

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1. nicrom- high melting point , prevent it from melting at high temperature and never corrode with water 2. coil and long- more resistance, more heat release to boil large quantity of water in short time 3. high melting point more than 100 C- to prevent water boiling at 100 C and melt the element and achieve the boiling of water 4. low rate of rusting of heating element- element wont rust easy or fast when expose to water and never contaminant the water and turn to poison 5. circuit breaker and lighting protector- at high voltage cut off the supply and prevent electricuted
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Aspect Explanation Use (tungsten) High melting point, it never corrode, heat up in shorter time, more efficient Nichrome , power inversely proportional to time Coiled longer wire, increase the resistance, more heat produce and boil larger quantity, high melting point not easy to melt under high temperature, boil water faster and less heat disspated Low rate of rusting Does not get rust easily, it wont poison the drinking water use termostat When temperature reach 100oC, the water heater will thermistor automatically turned off, prevent lost of water through evaporation with added safety features
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BIL

BAB SENARAI EKSPERIMEN SPM 2005 – SPM 2015

Bandul RingkasInersiaHalaju VS KetinggianPecutan VS Daya *JUJ 2016

Pecutan VS Jisim *MRSM 2015

1. DAYA & GERAKAN

Hukum Hooke

Inersia (SPM 2006 & SPM 2015)Pecutan VS Jisim (SPM 2010) Hukum Hooke (SPM 2009)

Tekanan VS Luas PermukaanTekanan VS DayaTekanan Air VS KetumpatanTekanan Air VS Kedalaman *PAHANG 2016,

MRSM 2016

Daya Apungan VS Kedalaman RendamanDaya Apungan VS Ketumpatan *KEDAH 2016

2. TEKANAN

Prinsip Pascal

Tekanan VS Daya (SPM 2008)Tekanan Air VS Kedalaman (SPM 2013)Daya Apungan VS Kedalaman Rendaman (SPM 2014)

Kenaikan suhu VS Jisim *JUJ 2015, PERLIS

2015, MSAB 2016

Hukum Charles *JUJ 2015, KEDAH 2015, T’GANU

2016, JUJ 2016

Hukum Tekanan

3. HABA

Hukum Boyle

Hukum Tekanan (SPM 2005)Hukum Boyle (SPM 2012)

Pantulan CahayaPembiasan CahayaJarak imej VS Jarak objek *T’GANU 2015, KEL

2016

Ketinggian Imej VS Jarak Objek *MELAKA 2016,

PERLIS 2016

Dalam Ketara VS Ketumpatan *KEL 2015

4. CAHAYA

Dalam Ketara VS Dalam Sebenar *SBP

2015, PERAK 2015

Dalam Ketara VS Dalam Sebenar (SPM 2007)Ketinggian Imej VS Jarak Objek (SPM 2011)

Pembiasan : Panjang Gelombang VS KedalamanInterferens : x VS a *PAHANG 20165. GELOMBANG

Interferens : x VS D *JUJ 2016

Interferens : x VS a (SPM 2011)Pembiasan : Panjang Gelombang VS Kedalaman (SPM 2006, SPM 2013)

Medan ElektrikHukum Ohm *JUJ 2016

Rintangan VS Luas Keratan Rentas KonduktorRintangan VS Panjang Konduktor *PERLIS

2015, T’GANU 2015

6. ELEKTRIK

Rintangan VS Suhu Konduktor *SBP 2015

Rintangan VS Suhu (SPM 2007)Rintangan VS Luas Keratan Rentas (SPM 2012 & SPM 2015)

Kekuatan Elektromagnet VS Arus * MRSM

2015, KEL 2015, PERLIS 2016, MRSM 2016

Kekuatan Elektromagnet VS Bilangan Lilitan7. ELEKTROMAG

NETVoltan Output VS Bil. Lilitan Gegelung Sekunder *JUJ 2015, KEDAH 2015, TERENGGANU 2016

Arus Aruhan Dalam Solenoid VS Kelajuan (SPM 2005)Kekuatan medan elektromagnet VS Arus (SPM 2009) Kekuatan medan elektromagnet VS Bilangan Lilitan (SPM 2010)

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SENARAI EKSPERIMEN FIZIK

Daya Pada Konduktor Pembawa Arus VS Arus *PERAK 2015

Arus Aruhan Dalam Solenoid VS Bilangan Lilitan *MSAB 2016, SBP 2016

Arus Aruhan Dalam Solenoid VS Kelajuan *JUJ 2015, KEL 2016, MELAKA 2016, KEDAH

2016

Daya Pada Konduktor Pembawa Arus VS Arus (SPM 2008 & 2014)

8. ELEKTRONIK Transistor (Litar Pengganda) : VS 𝐼𝑐 𝐼𝑏

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Arus aruhan dengan bilangan lilitan gegelung SPM 2016
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EKSPERIMEN: HUKUM CHARLES

Diagram (a) shows an empty plastic bottle being left on the seat of a car on a hot afternoon. Diagram (b) shows the same plastic bottle the following morning when the weather was very cold.Rajah (a) menunjukkan sebuah botol plastik kosong yang ditinggalkan di tempat duduk sebuah kereta pada waktu tengah hari yang panas. Rajah (b) menunjukkan botol plastik yang sama pada pagi berikutnya di mana cuaca sangat sejuk.

(a) (b)

Based on the information and observation :Berdasarkan maklumat dan pemerhatian di atas:

(a) Make one suitable inferenceNyatakan satu inferens yang sesuai, [1

markah]

(b) State one appropriate hypothesis that could be investigatedNyatakan satu hipotesis yang sesuai [1

markah]

(c) With the use of apparatus such as capillary tube, concentrated sulphuric acid and other apparatus, describe one experimental framework to investigate the hypothesis stated in (b)Dengan menggunakan radas seperti tiub kapilari, asid sulfurik pekat dan lain-lain radas, terangkan satu rangka kerja eksperimen untuk menyiasat hipotesis yang dinyatakan dalam (b).

In your description, state clearly the following :Dalam penerangan anda, jelaskan perkara berikut:

i) Aim of experimentTujuan eksperimen

ii) Variables in the experimentPembolehubah dalam eksperimen

iii) List of apparatus and materialsSenarai radas dan bahan

iv) Arrangement of apparatusSusunan radas

m / g

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v) The procedure of the experiment which include the method of controlling the manipulated variable and the method of measuring the responding variableProsedur eksperimen termasuk kaedah mengawal pembolehubah dimanipulasi dan kaedah mengukur pembolehubah bergerak balas

vi) The way you would tabulate the dataCara anda menjadualkan data

vii) The way you would analyse the dataCara anda menganalisis data

[10 markah]

EKSPERIMEN : HUKUM CHARLES

INFERENS : Isi padu gas dipengaruhi oleh suhu gas

HIPOTESIS : Jika suhu gas bertambah, maka isi padu gas bertambah

TUJUAN : Untuk mengkaji hubungan antara suhu gas dan isi padu gas untuk jisim gas yang tetap pada tekanan yang malar

PEMBOLEHUBAH : ManipulasiBergerakbalasDimalarkan

:::

Suhu, Isi padu gas, // Panjang turus udara terperangkap, 𝑉 𝑥Tekanan atmosfera, 𝑃

RADAS DAN BAHAN: Tiub kapilari, termometer, penunu Bunsen, pembaris meter, asid sulfurik pekat, kasa dawai, pengacau, kaki retort, tungku kaki tiga, ais

PROSEDUR : 1.2.3.

4.5.

Sediakan radas seperti rajahPanas dan kacau air sehingga suhu, = 30 0CUkur panjang turus udara yang terperangkap, dengan menggunakan 𝑥pembaris meter(Panjang turus udara terperangkap = Isi padu gas)Ulang eksperimen dengan suhu, = 40 0C, 50 0C, 60 0C dan 70 0CRekod dan jadualkan data

PENJADUALAN DATA

: Suhu, / 0C Panjang turus udara terperangkap, / cm𝑥 30

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Rajah (a) Rajah (b)

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ANALISA DATA :

EKSPERIMEN: HUKUM TEKANAN

Sebelum memulakan perjalanan yang jauh, Luqman telah memeriksa tekanan udara di dalam tayar keretanya seperti dalam Rajah (a). Dia mendapati tekanan udara tayar adalah 200 kPa. Selepas beberapa jam perjalanan, Luqman memeriksa semula tekanan udara di dalam tayar seperti yang ditunjukkan di dalam Rajah (b). Dia mendapati tekanan udara tayar meningkat kepada 245 kPa. Luqman juga mendapati tayar lebih panas selepas beberapa jam membuat perjalanan walaupun saiz tayar tidak berubah.

Berdasarkan maklumat dan pemerhatian di atas:

(a) Nyatakan satu inferens yang sesuai, [1 markah]

(b) Nyatakan satu hipotesis yang sesuai [1 markah]

(c) Dengan menggunakan radas seperti tolok Bourdon, kelalang dasar bulat dan lain-lain, terangkan satu rangka kerja eksperimen untuk menyiasat hipotesis yang anda nyatakan dalam (b)

Dalam penerangan anda, jelaskan perkara berikut:

i) Tujuan eksperimen

ii) Pembolehubah dalam eksperimen

iii) Senarai radas dan bahan

iv) Susunan radas

/ 0C

/ cm𝑥

00002121

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v) Prosedur eksperimen termasuk satu kaedah mengawal pembolehubah dimanipulasikan dan satu kaedah mengukur pembolehubah bergerak balas

vi) Cara anda menjadualkan data

vii) Cara anda menganalisis data [10 markah]

00002222

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EKSPERIMEN : HUKUM TEKANAN

INFERENS : Tekanan dipengaruhi oleh suhu

HIPOTESIS : Jika suhu bertambah, maka tekanan bertambah

TUJUAN : Untuk mengkaji hubungan antara suhu dan tekanan untuk jisim gas yang tetap pada isipadu yang malar

PEMBOLEHUBAH : ManipulasiBergerakbalasDimalarkan

:::

Suhu, Tekanan, 𝑃Isipadu, 𝑉

RADAS DAN BAHAN: Kelalang dasar bulat, tiub getah, tolok Bourdon, bikar, pengacau, termometer, kasa dawai, tungku kaki tiga, penunu Bunsen, air batu dan air

PROSEDUR : 1.2.3.

4.5.

Sediakan radas seperti rajahPanas dan kacau air sehingga suhu, = 30 0CUkur tekanan udara terperangkap di dalam kelalang dasar bulat, 𝑃dengan menggunakan tolok BourdonUlang eksperimen dengan suhu, = 40 0C, 50 0C, 60 0C dan 70 0CRekod dan jadualkan data

PENJADUALAN DATA

: Suhu, / 0C Tekanan, / Pa𝑃 3040506070

ANALISA DATA :

/ 0C

/ Pa𝑃

00002323

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3

3.

MOE
Sticky Note
-short and round = to protect the head if there is any impact and aerofoil shape to increase lifting force when cycling -material interior shell is polystryrene =to prevent head injuries, reduce impulsive force and light in weight -wide strip = hold the helmet and head tightly -air hole present = for air flow and cooling effect on cyclist -the best is N helmet with Polystyrene material interior shell, short and round front end, air hole present and wide strap
thongks
Pencil