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WorksheetsPhysics KSSM
Total questions: 30
Worksheet time: 15mins
Fenomena interferens berlaku apabila terdapat ______ sumber koheren yang menghasilkan gelombang.
(DLP) Interference phenomena occur when _____ coherent sources produce waves respectively.
satu / one
dua / two
tiga / three
empat / four
Apakah nama prinsip yang menghuraikan fenomena interferens gelombang?
(DLP) What Physics principle that describes interference phenomena of waves?
(a)
Corak yang dipaparkan dalam gambar adalah corak interferens bagi gelombang ?
(DLP) Pattern shown in the picture is interference pattern of which waves?
air / water
cahaya / light
bunyi / sound
Situasi dalam gambar menunjukkan interens (a) ?
(DLP) Situation in the picture shows which type of interference?
Formula di atas adalah formula interferens. Simbol a mewakili apa?
(DLP) Formula above is the interference formula. The symbol a in the formula represents what quantity?
panjang gelombang / wavelength
Jarak antara dua sumber gelombang / Distance between the two wave sources
Distance between two successive antinodal lines / Jarak antara dua garisan antinod berturutan
Jarak antara sumber gelombang dan kedudukan x diukur / Distance between the wave source and the position where x is measured
Sumber gelombang monokromatik bermaksud sumber gelombang yang mempunyai satu ........ ?
(DLP) Monochromatic source is a wave source that has one ......... ?
(a)
The latent heat of vaporization is absorbed at
RS
PQ
QR
ST
An object is placed 15.0 cm in front of a convex lens with a focal length of 10.0 cm. What is the image distance?
6 cm
25 cm
30 cm
150 cm
[SPM2016] Two different types of metal blocks, X and Y of the same mass are heated with the same amount of heat. The rate of temperature rise of metal block Y is slower than that of metal block X. Which statement is correct?
Specific heat capacity of metal block X is smaller than that of metal block Y
Metal block X stores more heat energy than metal block Y
The latent heat of metal block X is the same with metal block Y
The cooling rate of metal block X is slower than that of block Y
Two light sources are said to be coherent if they are ______.
of the same frequency
of the same frequency, and maintain a constant phase difference
of the same amplitude, and maintain a constant phase difference
of the same frequency and amplitude
Definition: Crest
The highest point of a transverse wave
The lowest point of a transverse wave
The center of a transverse wave
The distance between two points on a wave
Diagram shows the positions of a man, a flower pot and a plane mirror. What is the distance, in m, between the image flower pot and the image of the man?
Rajah menunjukkan kedudukan seorang lelaki, sebuah pasu bunga dan sebuah cermin satah. Berapakah jarak, dalam m, antara imej pasu bunga dengan imej lelaki itu?
1
4
6
7
Diagram shows and object is placed in front of a convex lens with focal length of 10 cm. State the characteristics of the image formed?
Rajah menunjukkan satu objek diletakkan di hadapan sebuah kanta cembung dengan panjang fokus 10 cm. Nyatakan ciri-ciri imej yang terbentuk?
Diminished, upright, virtual
Mengecil, tegak, maya
Diminished,inverted, real
Mengecil, songsang, nyata
Magnified, inverted, real
Membesar, songsang, nyata
Magnified, upright, virtual
Membesar, tegak, maya
Diagram shows the appearance of the word “MAGNIFYING GLASS” seen through a magnifying lens with focal length, f. What is the correct position of object, u, under the lens?
Rajah menunjukkan keadaan perkataan “MAGNIFYING GLASS” dilihat melalui suatu kanta pembesar dengan panjang fokus, f. Apakah kedudukan objek, u, di bawah kanta itu?
u < f
f < u < 2f
u = 2f
u > 2f
Diagram shows parallel light rays directed at the surface of a concave mirror. Which diagram shows the path of the rays after striking the mirror?
Rajah menunjukkan sinar cahaya selari ditujukan ke permukaan cermin cekung. Rajah yang manakah menunjukkan lintasan cahaya selepas terkena cermin itu?
Diagram shows a concave mirror. The distance between P and F is
Rajah menunjukkan sebuah cermin cekung. Jarak di antara P dengan F ialah
the focal length of the mirror
panjang fokus cermin
the radius of the sphere
jejari sfera
the diameter of the sphere
diameter sfera
the normal line
garis normal
Diagram shows a light ray traveling from air into a semi-circular glass block. If the critical angle of the glass is 42°, which path of the ray of light is correct?
Rajah menunjukkan satu sinar cahaya merambat dari udara menuju blok kaca semibulatan. Jika sudut genting kaca ialah 42°, sinar cahaya yang manakah yang betul?
A
B
C
D
The refractive index of a glass block is 1.52. Calculate the velocity of light in the glass block.
[Velocity of light in air = 3.0 × 108 m s-1]
Indeks biasan bagi sebuah bongkah kaca ialah 1.52. Kirakan halaju cahaya di dalam bongkah kaca tersebut.
[Halaju cahaya dalam udara = 3.0 × 108 m s-1]
1.97 × 106 m s-1
4.56 × 106 m s-1
1.97 × 108 m s-1
4.56 × 108 m s-1
Diagram shows a straw appears to be bent when placed in a cup filled with water. The straw appears more bent when
Rajah menunjukkan sebatang straw kelihatan bengkok apabila diletakkan di dalam sebuah cawan berisi air. Straw kelihatan bertambah bengkok apabila
the density of water increases
ketumpatan air bertambah
the density of water decreases
ketumpatan air berkurang
volume of water increases
Isipadu air bertambah
volume of water decreases
Isipadu air berkurang
A convex lens has a focal length of 5 cm. What is the power of the lens?
Sebuah kanta cembung mempunyai panjang fokus 5 cm. Berapakah kuasa bagi kanta cembung itu?
+0.2 D
+5.0 D
+10.0 D
+20.0 D
What is the unit for the power of lens?
Apakah unit bagi kuasa kanta?
Watt
Dioptre
Meter
Joule
The bending of light when it travels from one medium to another medium of different optical density refers to
Pembengkokan sinar cahaya apabila merambat dari satu medium ke satu medium lain yang berbeza ketumpatan optiknya adalah merujuk kepada
Reflection
Pantulan
Refraction
Pembiasan
Total internal reflection
Pantulan dalam penuh
Diagram shows a light phenomenon which involves
Rajah menunjukkan suatu fenomena cahaya yang melibatkan
Reflection
Pantulan
Refraction
Pembiasan
Total internal reflection
Pantulan dalam penuh
[SPM2016] Diagram shows a cup of hot coffee is left to cool until it achieves room temperature. Which statement is correct about the coffee at room temperature?
Heat loss by hot coffee is equal to heat loss by the surrounding
Heat loss by hot coffee is less than heat gain by the surrounding
Heat loss by hot coffee is greater than heat gain the surrounding
Heat loss by hot coffee is equal to heat gain by the surrounding
[SPM2017] Diagram shows a hot metal bob is immersed in water at a temperature of 30°C. If the initial temperature of the metal bob is 60°C, what is the temperature of the water when thermal equilibrium is achieved between the metal bob and the water?
Higher than 60 °C
Lower than 30 °C
Between 30 °C and 60 °C
Same as the room temperature
[SPM2018] A boy tries to break a metal wire by bending and straightening the wire repeatedly. After a while, the wire becomes hot. The metal wire becomes hot because
the forces between molecules decrease
the wire absorbs heat from the surrounding
the kinetic energy of molecules of wire increases
the potential energy of the molecule of wire increases
[SPM2019] Diagram shows the temperature-time graph of substance P with a mass of 0.025 kg which is heated using 100 W heater. What is the specific latent heat of fusion of substance P?
1.6 X 105 J kg-1
2.0 X 105 J kg-1
3.2 X 105 J kg-1
3.6 X 105 J kg-1
Which of the following is correct about the water waves before and after encounter a plane reflector?
Yang manakah antara berikut adalah betul mengenai gelombang air sebelum dan selepas bertembung dengan pemantul satah?
Diagram 21 shows a transverse waves travelling through a medium.
Rajah 21 menunjukkan satu gelombang melintang sedang bergerak melalui satu medium.
The particles of the medium are vibrating
Zarah-zarah dalam medium bergetar
along the line joining RY
di sepanjang garis yang menyambung RY
along the curve RPTZVQY
sepanjang lengkung RPTZVQY
parallel to the line joining PS
selari kepada garis yang menyambung PS
perpendicular to the line joining PS
berserenjang kepada garis yang menyambung PS
Which diagram shows the correct reflection of light by a concave mirror?
Rajah manakah yang menunjukkan pantulan cahaya yang betul oleh sebuah cermin cekung?
