SECTION A : 50 MARKS BAHAGIAN A : 50 MARKAH INSTRUCTION: This section consists of TWO (2) structured questions. Answer ALL questions. ARAHAN: Bahagian ini mengandungi DUA (2) soalan berstruktur. Jawab SEMUA soalan. QUESTION 1 SOALAN 1 (a) Identify FIVE (5) types of EDM tools available in the present market. Senaraikan LIMA (5) jenis alat EDM yang terdapat dipasaran sekarang. [5 marks] [5 markah] (b) Explain TWO (2) errors found in EDM tool Terangkan DUA (2) selisih yang terdapat dalam alat EDM. (c) Discuss the following waves: Bincangkan gelombang berikut: i. Microwave Gelombang mikro ii. Electro optic wave Gelombang elektro optik [10 marks] [10 markah] [10 marks] [10 markah] 2 SULIT
QUESTION 2 SOALAN 2 (a) Describe why underground survey is a difficult task for land surveyor. Terangkan mengapa ukur bawah tanah adalah tugas yang sukar bagi jurukur. [5 marks] [5 markah] (b) Identify the role of underground survey. Kenalpasti peranan ukur bawah tanah. [6 marks] [6 markah] (c) Air flow and spiral shape wire are influence of plumbob in shaft. Explain ONE (1) of these influences. Pengaruh arus udara dan pengaruh bentuk spiral dari dawai adalah pengaruh-pengaruh terhadap plumbob di dalam shaf. Terangkan salah SATU (1) dari pengaruh ini. [14 marks] [14 markah] 3 SULIT
SECTION B: 50 MARKS BAHAGIAN B: 50 MARKAH INSTRUCTION: This section consists of FOUR (4) essay questions. Answer TWO (2) questions only. ARAHAN: Bahagian ini mengandungi FOUR (4) soalan esei. Jawab DUA (2) soalan sahaja. C1 QUESTION 1 SOALAN 1 (a) State the definition of tachymetry. Nyatakan definisi tekimetri [3 marks] [3 markah] (b) A title block is an area of the drawing that consists information about the drawing. Describe FIVE (5) types of information in the title block. Blok tajuk adalah bahagian lukisan yang mengandungi maklumat mengenai lukisan. Senaraikan LIMA (5) jenis maklumat yang terdapat dalam blok tajuk. [5 marks] [5 markah] (c) Table 1c below shows a set of tachymetry observation (vertical staff) using fixed stadia method. If reduce level of point 101 is given as 98.234 m, compute reduced level point 102 and horizontal distance of point 101 to point 102. Use multiply constant, K=100 and additive constant, C=0.Height of instrument is 1.55m. Station Staff Bearing Vertical Angle Upper stadia Middle stadia Below stadia 1 101 139 40 3 40 2.003 1.803 1.603 102 249 20-6 20 1.661 1.461 1.261 Table 1c 4 SULIT
Jadual 1c di bawah menunjukkan satu set cerapan tekimetri (staf pugak) menggunakan kaedah stadia tetap. Jika aras laras titik101 diberi sebagai 98.234m, kirakan aras laras titik 102 dan jarak mendatar titik 101 ke titik 102. Pemalar darab, K = 100 dan pemalar tambahan, C= 0. Tinggi alat ialah 1.55m. Stesen Staf Bering Sudut pugak atas tengah bawah 1 101 139 40 3 40 2.003 1.803 1.603 102 249 20-6 20 1.661 1.461 1.261 Jadual 1c [17 marks] [17 markah] 5 SULIT
QUESTION 2 SOALAN 2 (a) Describe formula of horizontal distance (H), vertical distance (V), difference height (dh) and reduced level (RL) in tachymetry using inclined sight with the staff vertical. Jelaskan formula jarak ufuk (H), jarak pugak (V),beza tinggi(dh) dan aras laras(rl) dalam tekimetri menggunakan kaedah inclined sight with the staff vertical. [4 marks] [4markah] (b) The tachymetry observations using inclined sight with the staff vertical given in the Table 2b below : Data cerapan tekimetri dengan kaedah inclined sight with the staff vertical seperti dibawah; Station and Instrument height 2 (1.542m) 3 (1.503m) Staff Point Vertical Angle Upper Middle Lower 3 88 31 0.890 0.600 0.310 Notes Station 3 301 94 37 1.230 1.200 1.170 Lamp post 302 94 05 1.326 1.300 1.274 Electric post Table 2b Reduce level station 2 is 100.00 meter. Multiplying Constant (K) is 100 and additive constant (C) is 0. Calculate reduce level (RL) station 3, point 301 and point 302. Aras laras titik 2 ialah 100 meter. Multiplying Constant (K) ialah 100 and additive constant (C) ialah 0. Hitung aras laras stesen 3, titik 301 dan titik 302. [21 marks] [21 markah] 6 SULIT
QUESTION 3 SOALAN 3 CLO 2 (a) Global Positioning System (GPS) is one of the methods used in dimensional survey. Identify THREE (3) main segments in GPS. Sistem Penentududukan Sejagat (GPS) merupakan salah satu kaedah yang digunakan dalam ukur dimensi. Kenalpasti TIGA (3) segmen utama dalam GPS. [3 Marks] [3 Markah] (b) Dimensional survey is widely used in various industries. Identify FOUR (4) instruments used to carry out dimensional survey. Ukur dimensi digunakan secara meluas dalam pelbagai industri. Kenalpasti EMPAT (4) peralatan yang digunakan dalam ukur dimensi. [4 Marks] [4 Markah] CLO 2 CLO 2 (c) There are many techniques to conduct dimensional survey. Explain FOUR (4) fields in dimensional survey. Terdapat pelbagai teknik untuk melakukan ukur dimensi. Terangkan EMPAT (4) bidang dalam ukur dimensi. [8 Marks] [8 Markah] (d) Based on your knowledge in dimensional survey, discuss FIVE (5) differences between dimensional survey and engineering survey. Berdasarkan pengetahuan anda dalam ukur dimensi, bincangkan LIMA (5) perbezaan antara ukur dimensi dan ukur kejuruteraan. [10 Marks] [10 Markah] 7 SULIT
QUESTION 4 SOALAN 4 C3 (a) Azimuth transfer process from surface to the bottom of the mine requires the use plumb- bob. Describe 2 (TWO) plumbob selection factors. Proses pemindahan azimus dari permukaan tanah ke dasar lombong memerlukan penggunaan plumbob. Huraikan 2 (DUA) faktor pemilihan plumbob. [4 marks] [4 markah] (b) List THREE (3) azimuth and coordinate transformation methods and their purposes. Senaraikan TIGA (3) kaedah pemindahan azimuth dan koordinat berserta tujuannya. (c) Based on Figure 4c, describe the terminology in underground survey. [5 marks] [5 markah] Berdasarkan gambarajah dibawah, berikan terminologi pengukuran bawah tanah. Figure 4c / Rajah 4 i. Portal ii. Hanging wall iii. Head frame [6 marks] [6 markah] 8 SULIT
C4 (d) Explain about Two Shaft Method in determining azimuth transfer. Terangkan mengenai kaedah dua syaf dalam pemindahan azimut. (10 marks) (10 markah) SOALAN TAMAT 9 SULIT