Page 60 - Hybrid PBD KSSM 2021 Tg 5 - Fizik

Fizik Tingkatan 5 Bab 5

Pentaksiran Sumatif
SPM

Praktis PdPR Jawapan Praktis PdPR
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Kertas 1 Komponen manakah antara A, B, C dan D yang
menyebabkan elektron dipesongkan?
Which component among A, B, C and D that causes the
1. Rajah 1 menunjukkan proses pembebasan electrons to deflect?
elektron daripada logam yang dipanaskan. 3. Zarah manakah yang mewakili sinar katod?
Diagram 1 shows the process of electrons being released from Which particle represents cathode ray?
a heated metal.
A Proton
Proton
e B Elektron
Electron
Haba C Zarah alfa
Heat e Elektron Alpha particles
Electron
D Gamma ray
Sinar gamma
e
4. Rajah 3 menunjukkan eksperimen bagi mengkaji
pesongan sinar katod di dalam medan magnet.
Rajah 1 Diagram 3 shows an experiment to study the deflection of
Diagram 1 cathode ray in a magnetic field.
Namakan proses ini. S Magnet
Name the process. Tiub palang Maltese N Magnet
Maltese cross tube
A Rektifikasi
Rectification
B Modulasi
Modulation
C Radiasi terma – +
Thermal radiation S Magnet
D Pancaran termion N Magnet
Thermionic emission
Rajah 3
2. Rajah 2 menunjukkan struktur sebuah osiloskop Diagram 3
sinar katod.
Diagram 2 shows the structure of a cathode ray oscilloscope. Arah pesongan itu boleh ditentukan dengan
menggunakan
A B C The direction of the deflection can be determined by
A Hukum Lenz
Lenz’s law
B Hukum tangan kiri Fleming
D Fleming’s left hand rule
Rajah 2 C Hukum tangan kanan Fleming
Diagram 2 Fleming’s right hand rule
D Hukum genggaman tangan kanan
Right hand grip rule
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Bab 5.indd 168 11/19/21 3:32 PM