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ART AND DESIGN

Name _________________________________________________________Index No. ________________

                                                                                                            Candidate’s signature _______________

                                                                                                            Date ____________________________

449/1

D

PAPER 1

DRAWING

JULY / AUGUST

2 ½ HOURS

MATUNGULU DISTRICT FORM 4 MULTILATERAL EXAM

Kenya Certificate of Secondary Education

DRAWING AND DESIGN

PAPER 1

You should have the following for this examination.

  • Drawing instruments
  • 3 sheets of drawing paper size A3
  • Scale rule.

INSTRUCTIONS TO CANDIDATES

  • This paper consists of three sections A, B and C
  • Answer all the questions in section A and B and any two questions from section C.
  • Questions in sections B and C should be answered on the A3 drawing papers provided.
  • Questions in section A must be answered on the answer sheets provided.
  • All dimensions are in millimeters unless otherwise stated.

This paper consists of 8 printed pages

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SECTION A ( 40 MARKS )

Answer all questions in this section.                                                                                      ( 3 marks )

1. Define the following properties of materials

            (i) Brittleness

            (ii) Malleability

            (iii) Ductility

2.  Sketch a convention for each of the following.                                                                 ( 2 marks )

            (i) Concrete

            (ii) Unplaned timber

            (iii) Switch

            (iv) Variable resistor

3.         (a) Measure and dimension                                                                                                     ( 2 marks )

                        Fig. 1

            (b) Construct a triangle XYZ whose length XY is 50mm, angle ZXY = 450 and

     angle YZX is 750.                                                                                                              ( 3 marks )

4. Give one reason for each of the following.                                                                                    ( 1 mark )

            (i) Storing drawing instruments away from the sun.

            (ii) Keeping drawing instruments dry.

5. Figure 2 shows two views of a block drawn in 1st angle projection.  Sketch the block.                ( 5 marks )

            (a) Isometric projection

            (b) One point perspective

            Fig. 2

2.

6.         Fig. 3 shows two views of a block drawn in first angle projection.  Sketch in good

proportion the oblique view of the block.                                                                               ( 4 marks )

Fig. 3

7.         Draw three outhographic views of fig. 4 in 1st angle projection.                                            ( 6 marks )

                        R1 0

3.

8.         (a) Construct an involute of an equilateral triangle whose side is 40mm.                              ( 4 marks )

            (b) Figure 5 shows views of a block drawn in third angle projection.  Redraw the

 figure (sketch) in isometric with X as the lowest point.                                            ( 4 marks )

                                    X   Fig. 5

9. Trisect angle A B C show all construction details.                                                                         ( 4 marks )

                           A

                           B                                                            C

10. Draw a circle and locate its centre show all construction details.                                                ( 2 marks

4.

SECTION B

This question is compulsory. 

Candidates are advised to spend not more than one hour on this question.

11.       Figure shows parts of  a stuffing box drawn in first angle projection.  Assemble the parts

and draw the following in first angle projection                                                       

            (a) A sectional front elevation on cutting plane A – A

            (b) Plan

                        Insert six leading dimensions.  Hidden details are not required                     (30 marks)

5.

SECTION C

Answer any two questions from this section.

12.       Figure show three views of a block drawn in first angle projection.  Draw full size

the block in isometric projection.  Show the hidden details.                                      ( 15 marks )

6.

13. The diagram shows a truncated square based pyramid.

            A   60  35   35  60

7.

            (a) Complete the plan

            (b) Show the true shape of the truncated area.

            (c ) Show the surface development of the truncated pyramid.                                  ( 15 marks )

14.       To a scale of 1 : 20 draw a section of an external wall from the foundation concrete to

the roof given the following data.

Substructure

Concrete foundation               600 x 200

            Walling                                    200mm block work

            Hardcore                                 300mm thick

            Oversite concrete                    100mm thick

            Floor screed                            25mm thick

Super structure ( timber frame )

100 x 50 timber sole and cill plates and lintel

Suitable timber external cladding

Plywood inner lining

Weathered timber cill

1m x 1m timber window

100 x 50 rafters, ceiling joints and wall plate

75 x 50 purlins

20mm thick ceiling boards

200 x 25 fascia boards

26 gauge GCI sheeting

                                                                                                                                                15 marks

8.

449/1

ART AND DESIGN

PAPER 1

DRAWING

JULY / AUGUST

MATUNGULU DISTRICT FORM 4 MULTILATERAL EXAM

Kenya Certificate of Secondary Education

ART AND DESIGN

MARKING SCHEME

SECTION A

1.         (i) Brittleness   – Undesirable property which makes a material to break when a force is

applied to it.

            (ii) Malleability – Ability of a material to be hammered or rolled without fracture.

            (iii) Ductility – Ability of metal to be drawn into fine wires or thin sections without fracture.

                                                                                                                        1 x 3 = 3 marks

2.         (i)                                                         (ii)                                            (iii)

                        Concrete                                  Unplaned timber                     Switch

                                                                                                                                    1 x 3 = 3 marks

3.         (a)     R24   36   450   40    4 x ½ = 2 marks

This paper consists of 7 printed pages

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3.         (b)                                                                                                        Correct angles = 1 x 2 = 2 marks

                                                                                                                        Correct drawing = 1 mark

                                                                                                                                                = 3 marks

4.         (i) So that they are in a good state of repair

Prevents them from warping, bowing.

            (ii) So that they may retain their shape

                        Prevents them from rusting.                                                                1 x 2 = 2 marks

5.         (a)

                                                                                                            – Correct free hand sketch – 1

                                                                                                             Construction lines – 1

Neatness  ½

                        2 ½ marks

2.

5.         (b)        ½    SP   Ö ½   PP  VP   G.P

                                                                                                            Correct front – ½

                                                                                                            Correct perspective – ½

                                                                                                            SP – ½

                                                                                                            Construction lines – ½

                                                                                                                                                2 ½ mks

6.

                                                                                                            ( 4 marks )

                                                                                                            Line work – 1 ½

                                                                                                            Outline – 1 ½

                                                                                                            Neatness – 1

3.

7.         FRONT    END   PLAN

                                                                                                                                    Front = 2 marks

                                                                                                                                    Plan = 2 marks

                                                                                                                                    End = 2 marks

                                                                                                                                                6 marks

4.

8.  (a)

                                                                                                                                    Outlines – 1

                                                                                                                                    Correct involute – 2

                                                                                                                                    Neatness – 1

                                                                                                                                    Total 4 marks

5.

8.   (b)  X

                                                                                                                        Correct outline – line work – 3 ½

                                                                                                                        Tidy drawing – ½

                                                                                                                                                Total 4 marks

9.         A  B  C

                                                                                                                                    Line work – 3 ½

                                                                                                                                    Tidiness – ½

                                                                                                                                    Total – 4 marks

10.       O

                                                                                                                                    Correct linework – 1 ½

                                                                                                                                    Neatness – ½

                                                                                                                        Total    2 marks

6.

11.       SECTION A – A        PLAN

                                                                                                                        Front elevation

                                                                                                                        Correct section A A

                                                                                                                                                15 x 1 = 15

                                                                                                                        – Line work – 2

                                                                                                                        – Hatching lines – 2

                                                                                                                        – Section correct – 4

                                                                                                                        – Outlines  – 2

                                                                                                                        – Neatness – 1

                                                                                                                        – Dimensioning – 4

                                                                                                                        Plan

                                                                                                                        – Outlines – 2

                                                                                                                        – Correct plan  – 6

                                                                                                                        – Dimensions at least six – 6

                                                                                                                        – Neatness – 1

                                                                                                                                                15 marks

                                                                                                                        Total = 30 marks

12.

                                                                                                                                    Line work  – 4

                                                                                                                                    Outlines – 4

                                                                                                                                    Neatness – 1

                                                                                                                                    Construction of circular

features – 6

                                                                                                                                                15 mks

                                                                                    Correct drawing  = 15 marks

7.  8.

14.       Purlin   Rafter   Fascia board   Wall plate  Plywood   Timber stud   Cladding   Sole plate  Screed  GL  Ceilling joint  1   2   3             1. Screed        

Ply wood                                 2. Over site concrete

                                                3. Soil earth

Correct scale   – 2 marks

Superstructure detail   – 6 marks

Substructure details    – 6 marks

Neatness                      – 1 mark

                                                                                                                        Total    – 15 marks

7.