Page 227 - MODUL SPEKTRUM FIZIK SPM

Paper 2 (Section B)
Kertas 2 (Bahagian B)
[20 marks / 20 markah]

Answer any one question from this section.
The time suggested to answer this section is 30 minutes.
Jawab mana-mana satu soalan daripada bahagian ini.
Masa yang dicadangkan untuk menjawab bahagian ini ialah 30 minit.

9. Diagram 9.1 and Diagram 9.2 show how water spurts out from its container when the valve is opened.
Rajah 9.1 dan Rajah 9.2 menunjukkan bagaimana air terpancut keluar daripada bekasnya apabila
injap dibuka.

Water level
Aras air

Water level
Aras air

Diagram 9.1 Diagram 9.2
Rajah 9.1 Rajah 9.2

When a liquid is held in a container, it exerts pressure on the container.
Apabila suatu cecair disimpan dalam bekas, ia mengenakan tekanan ke atas bekas itu.
(a) What is meant by pressure?
Apakah maksud tekanan?
[1 mark / 1 markah]

(b) Based on Diagram 9.1 and Diagram 9.2, compare the depth of the water in both containers, the rate
at which water spurts out and the distance achieved by the spurting of water.
Relate the distance travelled by the water that spurts out to the depth of the water. Hence make a
conclusion regarding the relationship between the pressure and the depth of the water.
Berdasarkan Rajah 9.1 and Rajah 9.2, bandingkan kedalaman air dalam kedua-dua bekas, kadar
air itu terpancut keluar dan jarak yang dicapai oleh pancutan air itu.

[5 marks / 5 markah]

Sektor Pembelajaran, Jabatan Pendidikan Negeri Sabah | 2020 226