Friday, April 5, 2013



11.  a)  Choose two examples of alloy. For each alloy, state the main element in it and                   its uses.
              Pilih dua contoh aloi. Bagi setiap aloi, nyatakan unsur utama yang membinanya               dan kegunaannya.
                                                                                                                                             [4 marks]

      b)  You are a carpenter who makes furniture using hard wood. You are given three types of nail that is iron nail, copper nail and steel nail.  You must choose the             best nail to be use in your work. 
           Anda adalah seorang tukang kayu yang membuat perabut  menggunakan kayu     keras. Anda diberi tiga jenis paku iaitu paku besi, paku kuprum dan paku keluli. Anda mesti memilih paku  yang terbaik untuk digunakan dalam kerja anda.

Explain your choice based on the following:
Terangkan jawapan anda berdasarkan perkara berikut:

  • Aim of choice
Tujuan pemilihan                                                                                                   [1 mark]

  • Explain the hardness of each type of nail based on its atomic structure.
Terangkan tahap kekerasan setiap jenis paku berdasarkan struktur atomnya.
                                                                                                                                  [3 marks]
  • List the type of nail according to its hardness
Senaraikan jenis paku mengikut tahap kekerasannya                                     [1 mark]

  • State the reason for your choice
Nyatakan sebab kepada pemilihan anda                                                            [1 mark]



No comments:

Post a Comment