Page 368 - MODUL SPEKTRUM FIZIK SPM

Paper 2 Set 2 / Kertas 2 Set 2
Section A / Bahagian A
[60 marks / 60 markah]

Question Answer Remark Marks
Soalan Jawapan Catatan Markah
1(a) 0.1 cm / 1 mm / 0.001 m Correct value with corresponding unit 1
(b) Parallax error Reject wrong spelling of „parallax‟ 1
Ralat paralaks
(c)(i) - Accept dotted or solid line
vertically above 2.5 cm, with or
without eye.
1

(ii) Start measuring from 1.0 cm - Accept any reasonable precaution
(or any reading other than zero) step
// Repeat measurement to obtain average
reading
// Place a mirror perpendicular to the
reading and make sure image is in line with
scale/reading. 1
Mulakan ukuran pada 1.0 cm
(atau sebarang bacaan bukan sifar)
// ulang eksperimen untuk memperoleh
bacaan purata
// Letakkan sekeping cermin secara
berserenjang dengan bacaan dan pastikan
imej adalah segaris dengan skala / bacaan.
4
2(a) Reflection - Reject wrong spelling 1
Pantulan
(b) Mark 1 : Normal line (either side)
on mirror
Mark 2 : Angle of reflection = angle of
incidence (either side)
Mark 3 : Reflected rays focus to a 3
focal point in front of mirror

(c) Light rays are focused / converged -
(to one point). 1
Sinar cahaya difokuskan / ditumpukan
(ke satu titik).
5

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