Percubaan PT3 Kemahiran Hidup Kemahiran Teknikal bahagian B
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Soalan Percubaan PT3 Kemahiran Hidup Kemahiran Teknikal
![12
KHB KEMAHIRAN HIDUP TEKNIKAL (76)
BAHAGIAN B
[ 40 markah ]
Jawab semua soalan di kertas jawapan yang disediakan.
21. Rajah 9 di bawah menunjukkan contoh enjin 4 Lejang secara ringkas (grafik).
Rajah 9
a) Nyatakan dengan jelas proses Lejang Masukan.
[ 8 markah ]
b) Apakah istilah TTA dan TTB
[ 2 markah ]](https://image.slidesharecdn.com/percubaanpt3bahagianb-141002203529-phpapp01/85/Percubaan-PT3-Kemahiran-Hidup-Kemahiran-Teknikal-bahagian-B-1-320.jpg)
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Percubaan PT3 Kemahiran Hidup Kemahiran Teknikal bahagian B
- 1. 12 KHB KEMAHIRAN HIDUP TEKNIKAL (76) BAHAGIAN B [ 40 markah ] Jawab semua soalan di kertas jawapan yang disediakan. 21. Rajah 9 di bawah menunjukkan contoh enjin 4 Lejang secara ringkas (grafik). Rajah 9 a) Nyatakan dengan jelas proses Lejang Masukan. [ 8 markah ] b) Apakah istilah TTA dan TTB [ 2 markah ]
- 2. 13 Jawapan: 1 a) Lejang Masukan adalah lejang pertama dalam edaran enjin 4 lejang. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. 1 b. TTA : .................................................................................................................................................. TTB .................................................................................................................................................. KHB KEMAHIRAN HIDUP TEKNIKAL (76)
- 3. 14 22. Cara mengira penggunaan tenaga elektrik tempat kediaman mengikut kilowatt jam ( kwj ) Kadar Tarif Bagi 200 unit pertama RM 0.218 seunit Bagi 200 unit kedua RM 0.289 seunit Bagi 200 unit ketiga RM 0.312 seunit Bagi baki unit seterusnya KHB KEMAHIRAN HIDUP TEKNIKAL (76) RM 0.510 seunit a) Pada bulan ini, Encik Ahmad telah menggunakan elektrik sebanyak 180 unit. Berapakah jumlah bayaran yang perlu dijelaskan oleh Encik Ahmad ? [ 2 markah ] b) Puan Batrisya dan keluarganya seramai 8 orang tinggal di sebuah banglo berhampiran bandar. Mereka menggunakan tenaga elektrik secara berhemah. Bacaan meter kwj pada bulan lepas ialah 07654. Pada bulan ini bacaan meter kwj meningkat kepada 08176. Berapakah jumlah bayaran yang perlu dibayar oleh Puan Batrisya ? [ 4 markah ] c) Bacaan meter kwj rumah kediaman seorang jutawan pada bulan Jun ialah sebanyak 05911. Manakala bacaan meter kwj pada bulan sebelumnya ialah 04588. Berapakah bayaran elektrik yang beliau kena bayar ? [ 4 markah ]
- 4. 15 Jawapan : 2a. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. 2b. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. 2c. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. .................................................................................................................................................. KHB KEMAHIRAN HIDUP TEKNIKAL (76)
- 5. 16 23. Rajah 10 menunjukkan sebuah buzer berserta simbolnya. KHB KEMAHIRAN HIDUP TEKNIKAL (76) RAJAH 10 Buzer adalah peralatan penggera yang menukar gelombang elektrik kepada gelombang bunyi. Buzer banyak digunakan dalam litar elektronik. Berdasarkan pernyataan diatas, a) Nyatakan dua perbezaan antara buzer elektromagnet dengan buzer piezo. [ 4 markah ] b) Huraikan tiga perbezaan diantara komponen aktif dengan komponen pasif. [ 6 markah ]
- 6. 17 Jawapan : 2a. Dua perbezaan buzer elektromagnet dan buzer dan buzer piezo. ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ............................................................................................................................................... 2b. Huraikan tiga perbezaan komponen aktif dan komponen pasif. ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ KHB KEMAHIRAN HIDUP TEKNIKAL (76)
- 7. 18 24. Rajah 11 (a) dan Rajah 4 (b) menunjukkan kaedah untuk memaku pada bahan kerja. Rajah 11 (a) Rajah 11 (b) Berdasarkan Rajah 11(a) dan Rajah 11(b), a) (i) Pilih dan tentukan kaedah yang dapat menghasilkan cengkaman yang kuat dan kukuh. KHB KEMAHIRAN HIDUP TEKNIKAL (76) [ 1 markah ] b) (ii) Nyatakan kedua-dua jenis kaedah yang digunakan dan huraikan cara memaku menggunakan kaedah-kaedah tersebut. [ 6 markah ] c) Nyatakan tiga langkah keselamatan yang perlu diamalkan sewaktu melakukan kerja itu di bengkel sekolah. [ 3 markah ] Jawapan : 4a. Pilih dan tentukan kaedah yang menghasilkan cengkaman yang kuat dan kukuh. ..................................................................................................................................................
- 8. 19 4b. Nyatakan kedua-dua jenis kaedah yang digunakan dan huraikan cara memaku menggunakan kaedah-kaedah tersebut. ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ 4c. Tiga langkah keselamatan yang perlu diamalkan sewaktu melakukan kerja itu. i. ................................................................................................................................... ii. ................................................................................................................................... iii. .................................................................................................................................... KHB KEMAHIRAN HIDUP TEKNIKAL (76)